Drugs / BI 1291583
last change Sep 2025 re-read 9 days ago

BI 1291583

targets CTSC via inhibition

Developed for
bronchiectasis · cystic fibrosis
Investigated by
Boehringer Ingelheim

Trials 16

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 112 trials
Phase 1 NCT07023354 Jul 2025 → Dec 2026 expected — Boehringer Ingelheim Recruiting No outcome recorded
Phase 1 NCT06917872 Apr → Sep 2025 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT06791187 Jan → Feb 2025 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT06631417 Oct 2024 → Jan 2025 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT06166992 Dec 2023 → Feb 2024 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT05833035 Apr → Jul 2023 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT05183347 Feb → Jul 2022 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT04866160 May → Nov 2021 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT03890887 Apr → Jul 2019 — Boehringer Ingelheim Completed No outcome recorded
Phase 1 NCT03868540 Mar → Nov 2019 — Boehringer Ingelheim Terminated No outcome recorded
Phase 23 trials · 1 met primary
Phase 2 NCT05865886 Apr → Oct 2024 bronchiectasis, cystic fibrosis Boehringer Ingelheim Completed No outcome recorded
Phase 2 NCT05846230 Sep 2023 → Mar 2027 expected bronchiectasis Boehringer Ingelheim Active not recruiting No outcome recorded
Phase 2 NCT05238675 Apr 2022 → May 2024 bronchiectasis Boehringer Ingelheim Completed Met primary
Phase 31 trial
Phase 3 NCT06872892 Jun 2025 → Jun 2027 expected bronchiectasis Boehringer Ingelheim Recruiting No outcome recorded

Evidence & citations 4 cited values

Every value below carries the sentence it was read from. 18 sources stand behind the page.

FieldValueCited text
Known as BI 1291583 ClinicalTrials.gov intervention name — accepted as the source's own label NCT05865886 ↗
15

NCT06631417 ↗

NCT04866160 ↗

NCT05846230 ↗

NCT05833035 ↗

NCT03868540 ↗

NCT05238675 ↗

NCT03890887 ↗

NCT05183347 ↗

NCT03837964 ↗

NCT06872892 ↗

Show 5 more sources

Action Inhibit “BI 1291583, a novel, reversible CatC inhibitor” PMID 39255990 ↗ Jan 2025
Route Oral “following oral administration of single rising doses” NCT03414008 ↗
Target CTSC “BI 1291583 inhibited CatC in a dose-dependent manner” PMID 39175217 ↗ Aug 2024