This single-center, open-label, non randomized Phase I study is being conducted to investigate the pharmacokinetics, mass balance and metabolite profiling and identification after a single oral dose of 100mg of \[14C\]-MD1003 in 6 healthy males subjects. The radioactivity will be followed in the blood, urine and faeces to study MD1003 metabolism.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
HEALTH_SERVICES_RESEARCH
Masking
NONE
Enrollment
6
single oral dose of 100mg \[14C\]-MD1003
Quotient Sciences
Nottingham, United Kingdom
Mass Balance Recovery of Total Radioactivity: CumAe (Urine)
Cumulative amount of total radioactivity excreted in urine Measured at 0/12/24/48/72/96/120/144/168/192/216/240/264/288/312 hours
Time frame: Pre-dose to 312 hours post-dose
Mass Balance Recovery of Total Radioactivity: Cum%Ae (Urine)
Cumulative amount of total radioactivity excreted in urine expressed as a percentage of the radioactive dose administered Measured at 0/0.5/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168/192/216/240/264/288/312 hours.
Time frame: Pre-dose to 312 hours post dose
Mass Balance Recovery of Total Radioactivity: CumAe (Faeces)
Cumulative amount of total radioactivity excreted in faeces Measured at 0/0.5/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168/192/216/240/264/288/312 hours.
Time frame: Pre-dose to 312 hours post-dose
Mass Balance Recovery of Total Radioactivity: Cum%Ae (Faeces)
Cumulative amount of total radioactivity excreted in faeces expressed as a percentage of the radioactive dose administered Measured at 0/0.5/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168/192/216/240/264/288/312 hours.
Time frame: Pre-dose to 312 hours post dose
Mass Balance Recovery of Total Radioactivity: CumAe(Total)
Cumulative amount of total radioactivity excreted in urine and faeces combined Measured at 0/0.5/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168/192/216/240/264/288/312 hours.
Time frame: Pre-dose to 312 hours post dose
Mass Balance Recovery of Total Radioactivity: Cum%Ae (Total)
Cumulative amount of total radioactivity excreted in urine and faeces combined expressed as a percentage of the radioactive dose administered Measured at 0/0.5/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168/192/216/240/264/288/312 hours.
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Time frame: Pre-dose to 312 hours post dose
Time Prior to the First Measurable Concentration (Tlag) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Time of Maximum Plasma Concentration (Tmax) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Maximum Plasma Concentration (Cmax) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Area Under Plasma Concentration Curve From 0 Time to Last Measurable Concentration (AUC(0-last)) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Area Under Plasma Concentration Curve From 0 Time Extrapolated to Infinity (AUC(0-inf)) for MD1003 and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Percentage of AUC(0-extrap) Extrapolated Beyond the Last Measurable Concentration for MD1003 and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Area Under Plasma Concentration Curve From 0 Time to Last Measurable Concentration (AUC(0-12)) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Lambda-z for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Plasma Clearance (CL/F) for MD1003
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Plasma Clearance (Vz/F) for MD1003
Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Elimination Half Life (t1/2) for MD1003, Bisnorbiotin, Biotin Sulfoxide and Total Radioactivity
Measured at 0//1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
MPR Cmax for Bisnorbiotin and Biotin Sulfoxide
MPR = metabolite to parent ratio Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
MPR AUC(0-inf) for Bisnorbiotin and Biotin Sulfoxide
MPR = metabolite to parent ratio Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours
Whole Blood: Plasma Concentration Ratios of Total Radioactivity
Total radioactivity in whole blood versus total radioactivity in plasma concentration ratios at time intervals following a single oral administration of 100mg \[14C\]-MD1003 Measured at 0/1/1.5/2/3/4/6/8/12/18/24/36/48/72/96/120/144/168 hours.
Time frame: Pre-dose to 168 hours post-dose
Number of Subjects With Adverse Events (AEs)
2 months
Time frame: Overall period
Number of Subjects With Adverse Drug Reactions as Assessed by Investigator
Time frame: Overall period
Change From Baseline in Systolic Blood Pressure in mmHg
Change from baseline measure (defined as Day 1, pre-dose). Measured at screening/Pre-dose/1/4/24/72/168 hours.
Time frame: Pre-dose to Day 10
Change From Baseline in Diastolic Blood Pressure in mmHg
Change from baseline measure (defined as Day 1, pre-dose). Measured at screening/Pre-dose/1/4/24/72/168 hours.
Time frame: Pre-dose to Day 10
Change From Baseline in Heart Rate in Beats Per Minute
Change from baseline measure (defined as Day 1, pre-dose). Measured at screening/Pre-dose/1/4/24/72/168 hours.
Time frame: Pre-dose to Day 10
Change From Baseline in ECG (Electrocardiogram) QTcF Interval in Milliseconds
Change from baseline measure (defined as Day 1, pre-dose). Measured at screening/Pre-dose/1/4/24/72/168 hours.
Time frame: Pre-dose to Day 10