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Completed Phase 4 Interventional Results available

A 24-Week Study to Evaluate the Safety and Efficacy of ADVAIR DISKUS® Inhaler 250/50mcg Plus SPIRIVA HANDIHALER® Inhaler Versus SPIRIVA HANDIHALER® Inhaler Plus Placebo DISKUS® Inhaler in Subjects With Chronic Obstructive Pulmonary Disease (COPD).

ClinicalTrials.gov ID: NCT00784550

Public ClinicalTrials.gov record NCT00784550. 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 Sep 1, 2026, 10:15 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 Randomized, Double-Blind, Parallel-Group, 24-Week Study to Evaluate the Efficacy and Safety of ADVAIR DISKUS (Fluticasone Propionate/Salmeterol Combination Product 250/50mcg Inhalation Powder) BID Plus Spiriva HandiHaler (Tiotropium Bromide Inhalation Powder 18mcg) QD Versus Spiriva QD Plus Placebo DISKUS BID in Subjects With Chronic Obstructive Pulmonary Disease (COPD)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of the study is to determine the efficacy and safety of the combination of ADVAIR DISKUS® 250/50mcg (FLUTICASONE PROPIONATE/SALMETEROL COMBINATION PRODUCT) plus SPIRIVA® HANDIHALER® inhaler 18mcg (TIOTROPIUM) compared to SPIRIVA® HANDIHALER® inhaler 18mcg (TIOTROPIUM) in patients with COPD. SPIRIVA® and HANDIHALER® are trade marks of Boehringer Ingelheim Pharma GmbH \& Co. KG. ADVAIR DISKUS® are registered trademarks of the GSK group of companies.

Study identification

NCT ID
NCT00784550
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
342 participants

Conditions and interventions

Eligibility (public fields only)

Age range
40 Years to 99 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
Nov 30, 2008
Primary completion
Nov 30, 2009
Completion
Nov 30, 2009
Last update posted
Nov 22, 2016

2008 – 2009

United States locations

U.S. sites
35
U.S. states
21
U.S. cities
34
Facility City State ZIP Site status
GSK Investigational Site Riverside California 92506
GSK Investigational Site Fort Collins Colorado 80528
GSK Investigational Site Clearwater Florida 33756
GSK Investigational Site DeLand Florida 32720
GSK Investigational Site Naranja Florida 33032
GSK Investigational Site Coeur d'Alene Idaho 83814
GSK Investigational Site Gillespie Illinois 62033
GSK Investigational Site Elkhart Indiana 46514
GSK Investigational Site Olathe Kansas 66061
GSK Investigational Site Louisville Kentucky 40207
GSK Investigational Site Shreveport Louisiana 71103
GSK Investigational Site Sunset Louisiana 70584
GSK Investigational Site Saint Charles Missouri 63301
GSK Investigational Site Omaha Nebraska 68131
GSK Investigational Site Albany New York 12205
GSK Investigational Site Elizabeth City North Carolina 27909
GSK Investigational Site Mooresville North Carolina 28117
GSK Investigational Site Statesville North Carolina 28625
GSK Investigational Site Cincinnati Ohio 45231
GSK Investigational Site Cleveland Ohio 44122
GSK Investigational Site Erie Pennsylvania 16508
GSK Investigational Site Cumberland Rhode Island 02864
GSK Investigational Site Charleston South Carolina 29406-7108
GSK Investigational Site Gaffney South Carolina 29340
GSK Investigational Site Greenville South Carolina 29615
GSK Investigational Site Spartanburg South Carolina 29303
GSK Investigational Site Union South Carolina 29379
GSK Investigational Site Milan Tennessee 38358
GSK Investigational Site Boerne Texas 78006
GSK Investigational Site Houston Texas 77030
GSK Investigational Site Houston Texas 77054
GSK Investigational Site Plano Texas 75024
GSK Investigational Site West Jordan Utah 84088
GSK Investigational Site Newport News Virginia 23606
GSK Investigational Site Richmond Virginia 23229

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00784550, 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 Nov 22, 2016 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00784550 live on ClinicalTrials.gov.

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