# Copd Exacerbation and Pulmonary Hypertension Trial

> **NCT04538976** · PHASE4 · COMPLETED · sponsor: **Chronic Obstructive Pulmonary Disease Trial Network, Denmark** · enrollment: 250 (actual)

## Conditions studied

- Acute Exacerbation of COPD

## Interventions

- **DRUG:** Sildenafil

## Key facts

- **NCT ID:** NCT04538976
- **Lead sponsor:** Chronic Obstructive Pulmonary Disease Trial Network, Denmark
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-02-01
- **Primary completion:** 2024-03-15
- **Final completion:** 2024-03-15
- **Target enrollment:** 250 (ACTUAL)
- **Last updated:** 2025-03-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04538976

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04538976, "Copd Exacerbation and Pulmonary Hypertension Trial". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04538976. Licensed CC0.

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