1. Study Objective: The objective of this study is to evaluate the safety, tolerability, pharmacokinetic/pharmacodynamic characteristics, and food effect of HGR4113 after single and multiple oral administration in healthy subjects. 2. Study Design and Plan: This study is a randomized, double-blind, placebo controlled, single and multiple dosing, dose-escalation phase 1 clinical trial. Volunteers who have been deemed eligible based on the inclusion/exclusion criteria will be given a random number. Each subject will be assigned to one of the dose groups in a 6:2 ratio to HGR4113 (active) or placebo. Subjects will be studied in a double-blind manner and will receive the investigational product per protocol. Dose will be escalated once safety data is collected up to the last pharmacokinetic blood collection timepoint and safety and tolerability has been deemed acceptable following the review of the Safety Review Committee. Assessments including vital signs, 12-lead ECG, clinical laboratory, reproductive hormones, physical examination, and monitoring of adverse events concomitant medications will be conducted to evaluate safety and tolerability. Blood will be collected to evaluate the pharmacokinetic/pharmacodynamic characteristics.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
40
Seoul National University Hospital
Seoul, South Korea
RECRUITINGSafety and Tolerability Assessment by Adverse Event Monitoring
Number of participants with observed adverse events
Time frame: Day 1 to 7 days after day of last administration
Safety and Tolerability Assessment by Number of Patients with Change in Physical Examination
Number of participants with clinically significant change in physical examination
Time frame: Day 1 to 7 days after day of last administration
Safety and Tolerability Assessment by Number of Participants with Change in Vital Signs
Number of participants with clinically significant change in vital signs including blood pressure, heart rate, and body temperature
Time frame: Day 1 to 7 days after day of last administration
Safety and Tolerability Assessment by Number of Participants with Change in Laboratory Test
Number of participants with clinically significant change in laboratory test assessed through hematology, blood biochemistry, urinalysis, blood coagulation, and hormone tests
Time frame: Day 1 to 7 days after day of last administration
Safety and Tolerability Assessment by Number of Participants with Change in 12-Lead Electrocardiogram
Number of participants with clinically significant change in 12-lead electrocardiogram
Time frame: Day 1 to 7 days after day of last administration
Safety and Tolerability Assessment by Number of Participants with Change in Semen Parameters
Number of participants with clinically significant change in semen assessed through semen volume, semen pH, sperm count, sperm concentration, sperm motility, and sperm morphology
Time frame: From Screening to 12 weeks after day of last administration
Pharmacokinetic Assessment by Maximum Plasma Concentration of HGR4113
Maximum Plasma Concentration of HGR4113 (Cmax)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Area Under the Plasma Concentration-Time Curve of HGR4113 Over Dosing Interval
Area Under the Plasma Concentration-Time Curve of HGR4113 Over Dosing Interval (AUCtau)
Time frame: Hour 0 to 24
Pharmacokinetic Assessment by Area Under the Plasma Concentration-Time Curve of HGR4113 from Time Zero to the Last Measurable Point
Area Under the Plasma Concentration-Time Curve of HGR4113 from Time Zero to the Last Measurable Point (AUClast)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Area Under the Plasma Concentration-Time Curve of HGR4113 from Time Zero to Infinity
Area Under the Plasma Concentration-Time Curve of HGR4113 from Time Zero to Infinity (AUCinf)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Half-Life of HGR4113
Half-life of HGR4113 (T1/2)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Time to Maximum Observed Plasma Concentration of HGR4113
Time to Maximum Observed Plasma of HGR4113 (Tmax)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Oral Clearance of HGR4113
Oral Clearance of HGR4113 (CL/F)
Time frame: Hour 0 to 96
Pharmacokinetic Assessment by Apparent Volume of Distribution of HGR4113
Volume of Distribution of HGR4113 (Vz/F)
Time frame: Hour 0 to 96
Pharmacodynamic Assessment by Change in Paraoxonase 1 Activity
Change in paraoxonase 1 activity
Time frame: Day -1 to 17
Pharmacodynamic Assessment by Change in Plasma Glucose
Change in plasma glucose level
Time frame: Day -1 to 17
Pharmacodynamic Assessment by Change in Plasma HbA1c
Change in plasma HbA1c level
Time frame: Day -1 to 17
Pharmacodynamic Assessment by Change in Plasma Insulin
Change in plasma insulin level
Time frame: Day -1 to 17
Pharmacodynamic Assessment by Change in Plasma C-peptide
Change in plasma c-peptide level
Time frame: Day -1 to 17
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