This study in healthy volunteers aims to answer these questions: * Does the test medicine cause any important side effects? * What are the blood levels of the test medicine and how quickly does the body get rid of it? * How much of the test medicine taken by mouth gets into the bloodstream? * How does the body break down and get rid of the test medicine? This study will take place at one site in Nottingham, United Kingdom, and plans to enrol 8 healthy men aged 30-65 years, who will be involved in both parts of the study.
In this 2-part study, healthy volunteers will be given three doses of test medicine to find out how the body breaks down and gets rid of the test medicine. Two doses will be 'radiolabelled' - they will contain a small amount of radioactivity (Carbon-14) so that it can be tracked in the body. The amount of radiactivity is less than 6 days of the average radiation exposure received in the UK each year, and slightly less than the radiation dose that would result from a single head x-ray or two leg x-rays. This study in healthy volunteers aims to answer these questions: * Does the test medicine cause any important side effects? * What are the blood levels of the test medicine and how quickly does the body get rid of it? * How much of the test medicine taken by mouth gets into the bloodstream? * How does the body break down and get rid of the test medicine? This study will take place at one site in Nottingham, United Kingdom. It plans to enrol 8 healthy men aged 30-65 years, who will be involved in both parts of the study. In Part 1, volunteers will receive a single dose of the test medicine by mouth and, on the same day, a very tiny dose of radiolabelled study medicine by injection into a vein. After a minimum of 7 days, in Part 2, volunteers will receive a dose of test medicine containing a very tiny amount of radio label, by mouth. They'll stay in the clinic for up to 6 nights in Part 1 and 8 nights in Part 2 and take up to 7 weeks to finish the study. We'll collect blood and urine samples to do safety tests. Over a period of at least 15 days, we'll take many blood samples. In Part 2 volunteers will collect all their urine and faeces so that we can measure the amount of test medicine and its breakdown products.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
oral, fasted
intravenous, fasted
oral, fasted
Research Site
Ruddington, United Kingdom
Absolute bioavailability - Part 1
Absolute bioavailability (F) based on AUC0-inf of oral and IV administration, adjusted for dose
Time frame: Plasma sample collection from pre-dose to 110 hrs post-dose
Amount of AZD5004 excreted (Ae) - Part 2
Mass balance recovery of total radioactivity (TR) in urine, faeces and all excreta (urine and faeces combined)
Time frame: Urine and faecal samples collected from pre-dose until 168 hours post-dose
Amount of AZD5004 excreted expressed as a percentage of the dose administered (Fe) - Part 2
Mass balance recovery of total radioactivity (TR) in urine, faeces and all excreta (urine and faeces combined)
Time frame: Urine and faecal samples collected from pre-dose until 168 hours post dose
Cumulative amount of AZD5004 excreted (CumAe) - Part 2
Mass balance recovery of total radioactivity (TR) in urine, faeces and all excreta (urine and faeces combined)
Time frame: Urine and faecal samples collected from pre-dose until 168 hours post dose
Cumulative amount of AZD5004 excreted expressed as a percentage of the dose administered (CumFe) - Part 2
Mass balance recovery of total radioactivity (TR) in urine, faeces and all excreta (urine and faeces combined)
Time frame: Urine and faecal samples collected from pre-dose until 168 hours post dose
Maximum observed concentration (Cmax) for AZD5004 and total radioactivity (TR) - Part 1 and Part 2
Pharmacokinetics (PK) ofAZD5004 and \[14C\]AZD5004 in plasma
Time frame: Plasma sample collection from pre-dose to 110 hours post-dose in Part 1 and from pre-dose to 168 hours post-dose in Part 2
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Masking
NONE
Enrollment
8
Area under the curve from time 0 extrapolated to infinity (AUC0-inf) for AZD5004 - Part 1 and Part 2
Pharmacokinetics (PK) of AZD5004 and \[14C\]AZD5004 in plasma
Time frame: Plasma sample collection from pre-dose to 110 hours post-dose in Part 1 and from pre-dose to 168 hours post-dose in Part 2
Area under the curve (AUC) of circulating plasma total radioactivity (TR) or accounting for 10% or more of the dose in excreta - Part 2
Identification of the chemical structure of each metabolite accounting for more than 10% by AUC of circulating total radioactivity (TR) or accounting for 10% or more of the dose in excreta
Time frame: Plasma, urine and faecal samples from pre-dose until 168 hours post-dose
Blood:plasma concentration ratios - Part 2
Blood:plasma concentration ratios for total radioactivity (TR)
Time frame: Whole blood and plasma samples collected from pre-dose until 168 hoours post-dose
Number of subjects with treatment-related adverse events - Part 1 and 2
To provide additional safety and tolerability information for AZD5004 by assessing the incidence of AEs
Time frame: Through study duration, approximately 7 weeks