# Effect of add-on Doxofylline on Lung Function in Stable COPD

> **NCT04238221** · PHASE4 · NOT_YET_RECRUITING · sponsor: **University of Milan** · enrollment: 78 (estimated)

## Conditions studied

- Chronic Obstructive Pulmonary Disease

## Interventions

- **DRUG:** Doxofylline

## Key facts

- **NCT ID:** NCT04238221
- **Lead sponsor:** University of Milan
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-12-01
- **Primary completion:** 2027-12-01
- **Final completion:** 2027-12-30
- **Target enrollment:** 78 (ESTIMATED)
- **Last updated:** 2026-04-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04238221

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04238221, "Effect of add-on Doxofylline on Lung Function in Stable COPD". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04238221. Licensed CC0.

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