# A Study of WIN378 in Participants With Moderate to Severe COPD (Sirius)

> **NCT07646587** · PHASE2 · RECRUITING · sponsor: **Windward Bio** · enrollment: 105 (estimated)

## Conditions studied

- COPD (Chronic Obstructive Pulmonary Disease)

## Interventions

- **DRUG:** WIN378
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT07646587
- **Lead sponsor:** Windward Bio
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2026-06-02
- **Primary completion:** 2027-12-17
- **Final completion:** 2028-01-07
- **Target enrollment:** 105 (ESTIMATED)
- **Last updated:** 2026-09-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07646587

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07646587, "A Study of WIN378 in Participants With Moderate to Severe COPD (Sirius)". Retrieved via MORVS 2026-10-21 from https://api.morvs.ai/clinical/NCT07646587. Licensed CC0.

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