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Metabolism and Pharmacokinetics of [14C]-BI 44370 BS Administered as an Oral Solution in Healthy Male Volunteers

Phase 1
Completed
Conditions
Healthy
Interventions
Drug: BI 44370 BS
Registration Number
NCT02215772
Lead Sponsor
Boehringer Ingelheim
Brief Summary

Study to investigate the basic pharmacokinetics of BI 44370 BS, its metabolite CD 10419 BS, and 14C-radioactivity including mass balance, excretion pathways, and metabolism following a single oral administration of 200 mg \[14C\]BI 44370 BS to healthy male volunteers and to evaluate safety and tolerability following a single oral administration of 200 mg \[14C\]BI 44370 BS to healthy male volunteers

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
8
Inclusion Criteria
  • Healthy males according to the following criteria based upon a complete medical history, including the physical examination, vital signs (blood pressure (BP), pulse rate (PR)), 12-lead ECG, clinical laboratory tests
  • Age ≥18 and ≤65 years
  • Body mass index (BMI) ≥18.0 and BMI ≤30.0 kg/m2
  • Signed and dated written informed consent prior to admission to the study in accordance with Good Clinical Practice (GCP) and the local legislation
Exclusion Criteria
  • Any finding of the medical examination (including BP, PR and ECG) deviating from normal and of clinical relevance
  • Any evidence of a clinically relevant concomitant disease
  • Gastrointestinal, hepatic, renal, respiratory, cardiovascular, metabolic, immunological or hormonal disorders
  • Diseases of the central nervous system (such as epilepsy) or psychiatric disorders or neurological disorders
  • History of relevant orthostatic hypotension, fainting spells or blackouts
  • Chronic, or relevant acute infections
  • History of relevant allergy/hypersensitivity (including allergy to study drug or its excipients)
  • Intake of drugs with a long half-life (> 24 hours) within at least one month or less than 10 half-lives of the respective drug prior to administration or during the trial
  • Use of drugs which might reasonably influence the results of the trial based on the knowledge at the time of protocol preparation within 10 days prior to administration until after the last sample from Visit 2 is collected
  • Participation in another trial with an investigational drug within two months prior to administration or during the trial
  • Smoker (> 10 cigarettes or > 3 cigars or > 3 pipes/day)
  • Inability to refrain from smoking during the stay in the trial centre
  • Alcohol abuse (more than on average 2 units of alcoholic beverages per day or more than 14 units per week (1 unit equals 1 pint [285 mL] of beer or lager, 1 glass [125 mL] of wine, 25 mL shot of 40% spirit))
  • Drug abuse
  • Blood donation (more than 100 mL within 60 days prior to study drug administration or during the trial)
  • Excessive physical activities (within one week prior to administration or during the trial until follow-up examination)
  • Any laboratory value outside the reference range that is of clinical relevance
  • Inability to comply with dietary regimen of study centre
  • A marked baseline prolongation of QT/QTc interval (e.g., repeated demonstration of a QTc interval >450 ms)
  • Veins unsuitable for blood sampling
  • PR interval >220 ms or QRS interval >120 ms
  • Exposure to radiation for diagnostic reasons (except dental X-rays and plain X-rays of thorax and bony skeleton (excluding spinal column)), during work or during participation in a medical trial in the previous year
  • Irregular defecation pattern (less than once per 2 days)
  • Not willing to use adequate contraception (condoms use plus another form of contraception e.g. spermicide, oral contraceptive taken by female partner, sterilisation, intrauterine device) during the whole study period from the time of the first intake of study drug until three months after the last intake

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
BI 44370 BSBI 44370 BS200 mg containing 2.43 megabecquerel (MBq) 14C-radioactivity
Primary Outcome Measures
NameTimeMethod
Cblood cells/Cplasma ratio of [14C]-radioactivityup to 12 hours after drug administration
Identification of major metabolites in plasma, urine, and faecesup to day 15
Individual time course profiles of [14C]-radioactivity in whole blood, plasma, urineup to day 15

in nmoleq/L

Individual time course profiles of BI 44370 BS (and its glucuronide CD 10419 BS) in plasma and urineup to 15 days
Cblood /Cplasma ratio of [14C]-radioactivityup to 144 hours after drug administration
tmax (time from dosing to the maximum concentration of the analyte(s) in plasma)up to 144 hours after drug administration
AUC0-inf. (area under the concentration-time curve of the analyte(s) in plasma over the time interval from 0 to infinity)up to 144 hours after drug administration
λz (terminal rate constant in plasma)up to 144 hours after drug administration
Individual time course profiles of [14C]-radioactivity in faecesup to day 15

in nmoleq/kg

t1/2 (terminal half-life of the analyte(s) in plasma)up to 144 hours after drug administration
Ae0-tz (amount of analyte that is eliminated in urine within the time interval zero to tz, additionally excretion within each sampling interval will be calculated)up to 15 days
fe0-tz (fraction of analyte excreted in urine within the time interval zero to tz in % of dose, additionally excretion within each sampling interval will be calculated)up to 15 days
Aefaeces,0-tz (amount of analyte excreted in faeces within the time interval zero to tz, additionally excretion within each sampling interval will be calculated)up to 15 days
Cmax (maximum concentration of the analyte(s) in plasma)up to 144 hours after drug administration
CL/F (total clearance of the analyte in plasma after oral administration)up to 144 hours after drug administration
fefaeces,0-tz (fraction of analyte excreted in faeces within the time interval zero to tz in % of dose, additionally excretion within each sampling interval will be calculated)up to 15 days
Rate and extent of excretion mass balance based on the total radioactivity in urine and faecesup to 15 days
AUC0-tz (area under the concentration-time curve of the analyte(s) in plasma over the time interval from 0 to the time of the last quantifiable data point)up to 144 hours after drug administration
MRTpo (mean residence time of the analyte(s) in the body after oral administration)up to 144 hours after drug administration
Vz/F (apparent volume of distribution during the terminal phase λz following an oral dose)up to 144 hours after drug administration
CLR,t1-t2 (renal clearance of analyte from the within the time interval t1 to t2)up to 15 days
Secondary Outcome Measures
NameTimeMethod
Number of patients with clinically relevant findings in vital signsup to 23 days
Number of patients with adverse eventsup to up to 44 days
Number of patients with clinically relevant findings in 12-lead electrocardiogram (ECG)up to 23 days
Assessment of global tolerability on a 4-point scaleday 15
Number of patients with clinically relevant laboratory findingsup to 23 days
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