This randomized, double-blind, placebo-controlled, multiple-rising-dose study will evaluate the safety, tolerability, pharmacokinetics and pharmacodynamics of MK-8150 in healthy young men, in male participants with mild to moderate hypertension, in elderly male and female participants with mild to moderate hypertension, and in male and female participants with resistant hypertension. A primary study hypothesis is that there is at least one dose that does not increase heart rate (HR) to a clinically meaningful extent in male participants with mild to moderate hypertension and in elderly participants with mild to moderate hypertension on either Day 1 or the last Day of multiple dosing (Daylast), as measured by Time-weighted Average Across 24 hours (TWA0-24hrs). The hypothesis is met if mean increase (MK-8150 - placebo) in TWA0-24hrs HR in the identified groups is ≤15 beats per minute on Day 1 and Daylast.
Ten panels (Panels A-J), consisting of 103 participants in total, will be randomized to receive either MK-8150 or matching placebo. Males (18 to 55 years of age, inclusive) with mild to moderate hypertension will be randomized in Panels A-D and will receive either MK-8150 or placebo as once daily treatment for 10 consecutive days. Elderly males and females (65 to 80 years of age, inclusive) with mild to moderate hypertension will be included in Panels E and F and will receive a single dose of either MK-8150 or placebo on Study Day 1 followed by at least 5 days of wash-out before proceeding to once daily treatment of the same randomized treatment at a lower dose for 10 consecutive days. Participants 18 to 65 years of age with resistant hypertension will be enrolled in Panels H and will receive in randomized sequences of MK-8150/placebo or placebo/MK-8150 in 2 treatment periods. There will be a minimum 3 weeks washout period between the 2 treatment periods in Panel H. Healthy males (18 to 55 years of age, inclusive) will be enrolled in Panel G and will receive MK-8150 or matching placebo once daily for 28 days. Participants randomized to MK-8150 in Panel G who meet all of the dose-escalation criteria and have not met any of the hemodynamic stopping criteria will be eligible for dose increases on Day 8, Day 15, and Day 22. If dose escalation criteria are not met (or if the Investigator or Sponsor elects not to increase the dose), then the participant will continue on the current dose and will be eligible for a dose increase at the next dose-escalation decision day if all dose-escalation criteria are met at that time. Male participants (18 to 65 years of age, inclusive) with mild to moderate hypertension will be randomized in Panels I and J. In each panel, 18 participants will receive either MK-8150 or matching placebo as once daily treatment for up to 28 consecutive days. Participants who are randomized to placebo will receive placebo throughout the study. On Days 8, 15 and 22 in both Panels I and J, participants will be eligible for dose-escalation, down-dosing, or continuing their current dose depending on their hemodynamic status. Participants in Panels I and J who meet down-dosing criteria at any time during the study will have their doses reduced to the previous well-tolerated dose level until the next dose-escalation decision day, or through the end of the study, whichever is first.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
103
Number of Participants With an Adverse Event (AE)
An AE is defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the study drug, whether or not considered related to the use of the study drug. Any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which is temporally associated with the use of the study drug, is also an AE. The 8 crossover Panel H participants are represented in both Panel H - MK-8150 10/20 mg column and Placebo (Panel A - J) column.
Time frame: Up to 14 days after the last dose (Up to approximately 42 days, excluding pre-dose/screening period)
Number of Participants Discontinued From Study Drug Due to Meeting Hemodynamic Stopping Rules
Hemodynamic criteria for stopping drug dosing were applied (any of the following, obtained resting and if present for ≥1 hour, unless noted). For all Panels: HR \>120 bpm; SBP ≥180 mm Hg (Panels A-D/G-J) and ≥175 mm Hg (Panels E-F); DBP ≥110 mm Hg; DBP \<50 mm Hg; SBP \<90 mm Hg or participant placed in Trendelenburg position. For Panels A-H: HR increase over identified baseline of ≥25 beats per minute; SBP reduction \>30 mm Hg versus identified baseline; \>20 mm Hg drop in SBP and \>20 beats per minute rise in HR observed together versus identified baselines; \>30 mm Hg drop in orthostatic SBP and \>30 beats per minute rise in orthostatic HR observed together. For Panels I-J, any of the following-down dosing criteria if still present 24 hours after dose decrease: HR increase ≥20 beats per minute versus identified baseline; SBP reduction \>30 mm Hg versus identified baseline; SBP \<100 mm Hg; \>30 mm Hg drop in orthostatic SBP and \>30 beats per minute rise in orthostatic HR observed together.
Time frame: Up to 28 days
Change From Baseline in Time-weighted Average Across 24 Hours (TWA0-24hrs) cSBP in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs cSBP in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
cSBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cSBP value by that cSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs HR in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
HR was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all HR values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each HR value by that HR value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified HR value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Area Under the Plasma Concentration-time Curve From Time Zero to 24 Hours (AUC0-24) of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel A/B/C/D)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 1 and Day 10 was determined.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Maximum Observed Plasma Concentration (Cmax) of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel A/B/C/D)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 1 and Day 10 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 10 only) 48, 72 and 96 hours post dose
Time to Maximum Observed Plasma Concentration (Tmax) of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel A/B/C/D)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 1 and Day 10 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 10 only) 48, 72 and 96 hours post dose
Apparent Terminal Half-life (t1/2) of MK-8150 Determined Following Day 10 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel A/B/C/D)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the last dose of study drug, administered on Day 10.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
AUC0-24 of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single Doses of MK-8150 (Panel E/F, Day 1 Dose)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 1 was determined.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Cmax of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single Doses of MK-8150 (Panel E/F, Day 1 Dose)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 1 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
Tmax of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single Doses of MK-8150 (Panel E/F, Day 1 Dose)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 1 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
t1/2 of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single Doses of MK-8150 (Panel E/F, Day 1 Dose)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the Day 1 dose.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
AUC0-24 of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel E/F, Days 6-15)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 6 and Day 15 was determined.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Cmax of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel E/F, Days 6-15)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 6 and Day 15 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 15 only) 48, 72 and 96 hours post dose
Tmax of MK-8150 in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel E/F, Days 6-15)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 6 and Day 15 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 15 only) 48, 72 and 96 hours post dose
t1/2 of MK-8150 Determined Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel E/F, Days 6-15)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the last dose of study drug, administered on Day 15.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
AUC0-24 of MK-8150 in Healthy Male Participants Administered Multiple Doses of MK-8150 (Panel G)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 1 and Day 28 was determined.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Cmax of MK-8150 in Healthy Male Participants Administered Multiple Doses of MK-8150 (Panel G)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 1 and Day 28 was determined from the observed plasma concentration-time data.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
Tmax of MK-8150 in Healthy Male Participants Administered Multiple Doses of MK-8150 (Panel G)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 1 and Day 28 was determined from the observed plasma concentration-time data.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
t1/2 of MK-8150 Determined Following Day 28 Dose in Healthy Male Participants Administered Multiple Doses of MK-8150 (Panel G)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the last dose of study drug, administered on Day 28.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
AUC0-24 of MK-8150 in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 (Panel H)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 1 and Day 10 was determined.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Cmax of MK-8150 in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 (Panel H)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 1 and Day 10 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 10 only) 48, 72 and 96 hours post dose
Tmax of MK-8150 in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 (Panel H)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 1 and Day 10 was determined from the observed plasma concentration-time data.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose, and (for Day 10 only) 48, 72 and 96 hours post dose
t1/2 of MK-8150 Determined Following Day 10 Dose in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 (Panel H)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the last dose of study drug, administered on Day 10.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
AUC0-24 of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel I/J, Including Only Participants Who Completed Treatment)
Serial plasma samples for determination of PK parameters were obtained from study participants. AUC0-24 of MK-8150 on Day 1 and Day 28 was determined.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16 and 24 hours post dose
Cmax of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel I/J, Including Only Participants Who Completed Treatment)
Serial plasma samples for determination of PK parameters were obtained from study participants. Cmax of MK-8150 on Day 1 and Day 28 was determined from the observed plasma concentration-time data.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
Tmax of MK-8150 in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel I/J, Including Only Participants Who Completed Treatment)
Serial plasma samples for determination of PK parameters were obtained from study participants. Tmax of MK-8150 on Day 1 and Day 28 was determined from the observed plasma concentration-time data.
Time frame: Day 1: Pre-dose and 0.5, 1, 2, 4, 6, 8, 12 and 24 hours post dose; Day 28: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
t1/2 of MK-8150 Determined Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 (Panel I/J, Including Only Participants Who Completed Treatment)
Serial plasma samples for determination of PK parameters were obtained from study participants. t1/2 is the time it takes for the concentration of the drug in the body to decrease by half during the elimination phase. t1/2 of MK-8150 was determined from plasma drug concentration data obtained following the last dose of study drug, administered on Day 28.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 48, 72 and 96 hours post dose
Change From Baseline in TWA0-24hrs AIx in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 10 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 10 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
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Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 10 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel A/B/C/D)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel E)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 15 Dose in Elderly Male and Female Participants With Mild to Moderate Hypertension Administered Single and Multiple Doses of MK-8150 and Placebo (Panel F)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline for Day 1 was Day 1 pre-dose value; Baseline for Day 6-15 was Day 6 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 28 Dose in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 28 Dose in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 28 Dose in Healthy Male Participants Administered Multiple Doses of MK-8150 and Placebo (Panel G)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 10 Dose in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 10 Dose in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 10 Dose in Male and Female Participants With Resistant Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel H)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value (determined separately in each period).
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel I)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs AIx Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
AIx was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Augmentation index is the percentage of the central pulse pressure attributed to the reflected pulse wave, and is an indirect measure of systemic arterial stiffness. Time-weighted average was obtained as follows: For all AIx values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each AIx value by that AIx value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified AIx value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. AIx was adjusted for HR. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs cDBP Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
cDBP was measured by applanation tonometry of the radial artery, using the SphygmoCor System. The central pressure waveform was determined from the peripheral pressure waveform by a transfer function. Time-weighted average was obtained as follows: For all cDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each cDBP value by that cDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified cDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 2, 3, 4, 6, 8, 12 and 24 hours post dose
Change From Baseline in TWA0-24hrs pSBP Following Day 28 Dose in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
pSBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pSBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pSBP value by that pSBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pSBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose
Change From Baseline in TWA0-24hrs pDBP in Male Participants With Mild to Moderate Hypertension Administered Multiple Doses of MK-8150 and Placebo (Panel J)
pDBP was measured with a validated automatic measuring device. Time-weighted average was obtained as follows: For all pDBP values obtained over the 24-hour observation period, multiply the length of time that the participant spent at each pDBP value by that pDBP value, add these products together, and then divide by duration of the observation period. The length of time spent at an identified pDBP value was defined as the time elapsed since previous post-dose measurement, or time elapsed since drug administration, if there is no previous post-dose measurement. Baseline was Day 1 pre-dose value.
Time frame: Pre-dose and 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 16 and 24 hours post dose