Safety and Efficacy of Celecoxib Versus Placebo in the Treatment of Knee Osteoarthritis in Patients Who Were Unresponsive to Naproxen and Ibuprofen
Public ClinicalTrials.gov record NCT00638807. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Double-Blind, Placebo Controlled Study of the Efficacy and Tolerability of Once Daily Celebrex (Celecoxib) vs. Placebo in the Treatment of Subjects With Osteoarthritis of the Knee Non-Responsive to Naproxen and Ibuprofen
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
To compare the efficacy and safety of celecoxib versus placebo for the treatment of knee osteoarthritis (OA) in patients who were unresponsive to prescription strength naproxen and ibuprofen or who could not tolerate prescription strength naproxen and ibuprofen
Study identification
- NCT ID
- NCT00638807
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 388 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 40 Years and older
- 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, 2003
- Primary completion
- Not listed
- Completion
- Jun 30, 2004
- Last update posted
- Feb 1, 2021
2003 – 2004
United States locations
- U.S. sites
- 33
- U.S. states
- 23
- U.S. cities
- 31
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Pfizer Investigational Site | Birmingham | Alabama | 35235 | — |
| Pfizer Investigational Site | Buena Park | California | 90620 | — |
| Pfizer Investigational Site | Denver | Colorado | 80204 | — |
| Pfizer Investigational Site | Washington D.C. | District of Columbia | 20006 | — |
| Pfizer Investigational Site | Longwood | Florida | 32779 | — |
| Pfizer Investigational Site | Miami | Florida | 33186 | — |
| Pfizer Investigational Site | Zephyrhills | Florida | 33540 | — |
| Pfizer Investigational Site | Boise | Idaho | 83704 | — |
| Pfizer Investigational Site | Boise | Idaho | 83706 | — |
| Pfizer Investigational Site | Morton Grove | Illinois | 60053 | — |
| Pfizer Investigational Site | Wichita | Kansas | 67206 | — |
| Pfizer Investigational Site | Wichita | Kansas | 67214 | — |
| Pfizer Investigational Site | Wheaton | Maryland | 20902 | — |
| Pfizer Investigational Site | Springfield | Missouri | 65807 | — |
| Pfizer Investigational Site | Bozeman | Montana | 59715 | — |
| Pfizer Investigational Site | Trenton | New Jersey | 08611 | — |
| Pfizer Investigational Site | Binghamton | New York | 13901 | — |
| Pfizer Investigational Site | Brooklyn | New York | 11203 | — |
| Pfizer Investigational Site | New York | New York | 10022-1009 | — |
| Pfizer Investigational Site | Cary | North Carolina | 27609 | — |
| Pfizer Investigational Site | Winston-Salem | North Carolina | 27103 | — |
| Pfizer Investigational Site | Bismarck | North Dakota | 58506 | — |
| Pfizer Investigational Site | Eugene | Oregon | 97401 | — |
| Pfizer Investigational Site | Portland | Oregon | 97239 | — |
| Pfizer Investigational Site | Duncansville | Pennsylvania | 16635-0909 | — |
| Pfizer Investigational Site | Johnstown | Pennsylvania | 15904 | — |
| Pfizer Investigational Site | Warwick | Rhode Island | 02886 | — |
| Pfizer Investigational Site | Charleston | South Carolina | 29407 | — |
| Pfizer Investigational Site | New Tazewell | Tennessee | 37825 | — |
| Pfizer Investigational Site | San Antonio | Texas | 78229 | — |
| Pfizer Investigational Site | Arlington | Virginia | 22203 | — |
| Pfizer Investigational Site | Norfolk | Virginia | 23502 | — |
| Pfizer Investigational Site | Seattle | Washington | 98166 | — |
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 NCT00638807, 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 Feb 1, 2021 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00638807 live on ClinicalTrials.gov.