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Completed Phase 2 Interventional

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

ClinicalTrials.gov ID: NCT01543919

Public ClinicalTrials.gov record NCT01543919. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 23, 2026, 4:24 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2B, Randomized, Double-Blind, Double-Dummy, Placebo-Controlled, Parallel Group Study To Evaluate The Efficacy And Safety Of Once-Daily Orally Administered PH-797804 For 12 Weeks In Adults With Moderate To Severe Chronic Obstructive Pulmonary Disease (COPD) On A Background Of Tiotropium Bromide

Study identification

NCT ID
NCT01543919
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
730 participants

Conditions and interventions

Interventions

  • PH-797804 Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
40 Years to 80 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 31, 2012
Primary completion
Aug 31, 2013
Completion
Aug 31, 2013
Last update posted
Oct 26, 2014

2012 – 2013

United States locations

U.S. sites
45
U.S. states
22
U.S. cities
36
Facility City State ZIP Site status
Pfizer Investigational Site Birmingham Alabama 35205
Pfizer Investigational Site Birmingham Alabama 35233
Pfizer Investigational Site Birmingham Alabama 35294
Pfizer Investigational Site Jasper Alabama 35501
Pfizer Investigational Site Phoenix Arizona 85006
Pfizer Investigational Site Montclair California 91763
Pfizer Investigational Site San Diego California 92120
Pfizer Investigational Site Waterbury Connecticut 06708
Pfizer Investigational Site Newark Delaware 19713
Pfizer Investigational Site Brandon Florida 33511
Pfizer Investigational Site Chiefland Florida 32226
Pfizer Investigational Site Chiefland Florida 32626
Pfizer Investigational Site Clearwater Florida 33756
Pfizer Investigational Site Clearwater Florida 33765
Pfizer Investigational Site New Port Richey Florida 34653
Pfizer Investigational Site Pensacola Florida 32504
Pfizer Investigational Site Tampa Florida 33603
Pfizer Investigational Site Williston Florida 32696
Pfizer Investigational Site Duluth Georgia 30096
Pfizer Investigational Site Fort Mitchell Kentucky 41017
Pfizer Investigational Site Lexington Kentucky 40504
Pfizer Investigational Site Baltimore Maryland 21224
Pfizer Investigational Site Edina Minnesota 55435
Pfizer Investigational Site Fridley Minnesota 55432
Pfizer Investigational Site Minneapolis Minnesota 55407
Pfizer Investigational Site Rochester Minnesota 55905
Pfizer Investigational Site St Louis Missouri 63141
Pfizer Investigational Site Albuquerque New Mexico 87108
Pfizer Investigational Site Albuquerque New Mexico 87109
Pfizer Investigational Site Albuquerque New Mexico 87110
Pfizer Investigational Site Rochester New York 14618
Pfizer Investigational Site Charlotte North Carolina 28207
Pfizer Investigational Site Cincinnati Ohio 45231
Pfizer Investigational Site Cincinnati Ohio 45242
Pfizer Investigational Site Cincinnati Ohio 45245
Pfizer Investigational Site Oklahoma City Oklahoma 73112
Pfizer Investigational Site Philadelphia Pennsylvania 19140
Pfizer Investigational Site Pawtucket Rhode Island 02860
Pfizer Investigational Site Warwick Rhode Island 02886
Pfizer Investigational Site Charleston South Carolina 29407
Pfizer Investigational Site Charleston South Carolina 29414
Pfizer Investigational Site Kingsport Tennessee 37660
Pfizer Investigational Site Houston Texas 77030
Pfizer Investigational Site San Antonio Texas 78212
Pfizer Investigational Site Midvale Utah 84047

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 87 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01543919, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 26, 2014 · Synced Jul 23, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01543919 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →