# Diagnostic and Therapeutic Approaches to Hyperinflation and Small Airway Disease in COPD

> **NCT03287921** · — · COMPLETED · sponsor: **Universitätsmedizin Mannheim** · enrollment: 26 (actual)

## Conditions studied

- COPD

## Interventions

- **DRUG:** mono bronchodilatation
- **DRUG:** dual bronchodilatation

## Key facts

- **NCT ID:** NCT03287921
- **Lead sponsor:** Universitätsmedizin Mannheim
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2017-10-02
- **Primary completion:** 2018-11-30
- **Final completion:** 2019-04-11
- **Target enrollment:** 26 (ACTUAL)
- **Last updated:** 2020-03-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03287921

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03287921, "Diagnostic and Therapeutic Approaches to Hyperinflation and Small Airway Disease in COPD". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT03287921. Licensed CC0.

---

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