# Study To Evaluate The Efficacy And Safety Of PH-797804 For 12 Weeks In Adults With Moderate To Severe Chronic Obstructive Pulmonary Disease (COPD) On A Background Of Tiotropium Bromide

> **NCT01543919** · PHASE2 · COMPLETED · sponsor: **Pfizer** · enrollment: 730 (actual)

## Conditions studied

- Pulmonary Disease, Chronic Obstructive

## Interventions

- **DRUG:** PH-797804
- **DRUG:** PH-797804
- **DRUG:** PH-797804
- **DRUG:** PH-797804
- **DRUG:** PH-797804
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT01543919
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-04
- **Primary completion:** 2013-09
- **Final completion:** 2013-09
- **Target enrollment:** 730 (ACTUAL)
- **Last updated:** 2014-10-27


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01543919

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01543919, "Study To Evaluate The Efficacy And Safety Of PH-797804 For 12 Weeks In Adults With Moderate To Severe Chronic Obstructive Pulmonary Disease (COPD) On A Background Of Tiotropium Bromide". Retrieved via MORVS 2026-10-15 from https://api.morvs.ai/clinical/NCT01543919. Licensed CC0.

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