# BI 443651 Multiple Rising Dose in Healthy Volunteers Followed by a Cross-over in CF Subjects

> **NCT02976519** · PHASE1 · COMPLETED · sponsor: **Boehringer Ingelheim** · enrollment: 64 (actual)

## Conditions studied

- Cystic Fibrosis

## Interventions

- **DRUG:** BI 443651
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT02976519
- **Lead sponsor:** Boehringer Ingelheim
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-02-15
- **Primary completion:** 2018-08-29
- **Final completion:** 2018-08-29
- **Target enrollment:** 64 (ACTUAL)
- **Last updated:** 2019-11-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02976519

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02976519, "BI 443651 Multiple Rising Dose in Healthy Volunteers Followed by a Cross-over in CF Subjects". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT02976519. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*