# The Effect of Twice Daily vs. Once Daily Bronchodilation on Hyperinflation in COPD Patients During 24 Hours.

> **NCT03275116** · PHASE4 · UNKNOWN · sponsor: **Maastricht University Medical Center** · enrollment: 49 (estimated)

## Conditions studied

- Chronic Obstructive Airway Disease

## Interventions

- **DRUG:** Tiotropium 'Respimat' 5 mcg
- **DRUG:** Aclidinium Bromide/Formoterol Fumarate 340/12 mcg

## Key facts

- **NCT ID:** NCT03275116
- **Lead sponsor:** Maastricht University Medical Center
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2017-07-07
- **Primary completion:** 2020-04
- **Final completion:** 2020-12
- **Target enrollment:** 49 (ESTIMATED)
- **Last updated:** 2020-03-10

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03275116

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03275116, "The Effect of Twice Daily vs. Once Daily Bronchodilation on Hyperinflation in COPD Patients During 24 Hours.". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT03275116. Licensed CC0.

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