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A Study in Healthy Male Subjects to Investigate the Effect of Famotidine and Efavirenz on the Way the Body Takes up, Distributes, and Gets Rid of Daridorexant.

Phase 1
Completed
Conditions
Healthy
Interventions
Registration Number
NCT04390334
Lead Sponsor
Idorsia Pharmaceuticals Ltd.
Brief Summary

A study in healthy male subjects to investigate the effect of famotidine and efavirenz on the way the body takes up, distributes, and gets rid of daridorexant.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
24
Inclusion Criteria
  • Signed informed consent in a language understandable to the subject prior to any study-mandated procedure.
  • Healthy male subjects aged between 18 and 45 years (inclusive) at Screening.
Exclusion Criteria
  • Clinically relevant findings on the physical examination at Screening.
  • Clinically relevant abnormalities on 12-lead ECG, measured after at least 5 min in a supine position at Screening.
  • Clinically relevant findings in clinical laboratory tests (hematology, clinical chemistry) at Screening and on Day -1.
  • History of major medical or surgical disorders which, in the opinion of the investigator, are likely to interfere with the absorption, distribution, metabolism, or excretion of the study treatment(s) (appendectomy and herniotomy allowed, cholecystectomy not allowed).
  • Any circumstances or conditions, which, in the opinion of the investigator, may affect full participation in the study or compliance with the protocol.
  • Moderate or severe renal insufficiency (creatinine clearance < 60 mL/min calculated with the Cockcroft Gault formula) at Screening.
  • Total bilirubin > 1.5 x Upper Limit of Normal at Screening.

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
Treatment A: DaridorexantDaridorexantSingle dose of 50 mg daridorexant
Treatment B: Famotidine & daridorexantFamotidineSingle dose of 40 mg famotidine followed 3 h later by a single dose of 50 mg daridorexant
Treatment B: Famotidine & daridorexantDaridorexantSingle dose of 40 mg famotidine followed 3 h later by a single dose of 50 mg daridorexant
Treatment C: EfavirenzEfavirenz600 mg efavirenz once daily in the evening from Day 5 to Day 14
Treatment D: Daridorexant & efavirenzDaridorexantSingle dose of 50 mg daridorexant in the morning of Day 15 followed by a single dose of 600 mg efavirenz in the evening of Days 15 and 16
Treatment D: Daridorexant & efavirenzEfavirenzSingle dose of 50 mg daridorexant in the morning of Day 15 followed by a single dose of 600 mg efavirenz in the evening of Days 15 and 16
Primary Outcome Measures
NameTimeMethod
PK parameter of daridorexant: Terminal elimination half-life (t½)Various time points during Treatment A through D (Total duration: up to 3 weeks).
PK parameter of daridorexant: AUC from zero to infinity (AUC0-inf)Various time points during Treatment A through D (Total duration: up to 3 weeks).
PK parameter of daridorexant: Time to reach Cmax (tmax)Various time points during Treatment A through D (Total duration: up to 3 weeks).
PK parameter of daridorexant: AUC from zero to 48 hours (AUC0-48)Various time points during Treatment A through D (Total duration: up to 3 weeks).
PK parameter of daridorexant: Maximum plasma concentration (Cmax)Various time points during Treatment A through D (Total duration: up to 3 weeks).
Secondary Outcome Measures
NameTimeMethod
Treatment-emergent (S)AEsUp to EOP for each of the Periods 1 to 3 and up to EOS for Period 4 (Total duration: up to 3 months)

Trial Locations

Locations (1)

CRS Clinical Research Services Mannheim GmbH

🇩🇪

Mannheim, Germany

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