# Crossover Study to Assess the Efficacy of PT003 With and Without a Valved Holding Chamber in Subjects With Moderate to Severe COPD

> **NCT02454959** · PHASE3 · COMPLETED · sponsor: **Pearl Therapeutics, Inc.** · enrollment: 80 (actual)

## Conditions studied

- COPD

## Interventions

- **DEVICE:** GFF MDI (PT003) with Aerochamber
- **DEVICE:** GFF MDI (PT003) without Aerochamber

## Key facts

- **NCT ID:** NCT02454959
- **Lead sponsor:** Pearl Therapeutics, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2015-05-01
- **Primary completion:** 2016-03-25
- **Final completion:** 2016-03-25
- **Target enrollment:** 80 (ACTUAL)
- **Last updated:** 2017-04-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02454959

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02454959, "Crossover Study to Assess the Efficacy of PT003 With and Without a Valved Holding Chamber in Subjects With Moderate to Severe COPD". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT02454959. Licensed CC0.

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