CI

At a glance

ClinicalIndex Comparison Record
Phase 1Completed· 14 enrolled
Drug / intervention
BI 425809 +1 moredrug
Likely dose
BI 425809 10 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05723874
NCT05723874Phase 1Completed

The Effect of Multiple Oral Doses of Bosentan on the Steady State Kinetics of BI 425809 After Oral Administration to Healthy Male Subjects (an Open-label, Two-period Fixed Sequence Trial)

Boehringer Ingelheim·interventional·Posted Feb 13, 2023·Updated Mar 30, 2026

In Brief

A Phase 1 clinical trial evaluating BI 425809 and Bosentan for Healthy. Completed, enrolled 14 participants across 1 site.

Detailed Summary

The main objective of this trial is to investigate the relative bioavailability of BI 425809 given alone (Reference) compared to a combined administration with the moderate CYP3A4 inducer bosentan (Test) following repeated oral administration.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsHealthy
CountriesGermany
Collaborators--

Timeline

Phase 1CompletedFinished
202420252026
First PostedFeb 13, 2023
Enrollment StartMar 6, 2023
Primary CompletionMay 26, 2023
TodayJul 2, 2026
Enrollment to primary: 3 monthsPosted 3.4 years ago

Interventions

BI 425809drug

One daily film-coated tablet of 10 mg with 240 mL of water for 10 days (R) and for 14 days (T).

Bosentandrug

Two daily film-coated tablets of 125 mg with 240 mL of water for 14 days (T).