Efficacy and Safety of Tofacitinib in Subjects With Active Ankylosing Spondylitis (AS)
Public ClinicalTrials.gov record NCT03502616. 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 PHASE 3, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED, STUDY OF THE EFFICACY AND SAFETY OF TOFACITINIB IN SUBJECTS WITH ACTIVE ANKYLOSING SPONDYLITIS (AS)
Study identification
- NCT ID
- NCT03502616
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Pfizer
- Industry
- Enrollment
- 270 participants
Conditions and interventions
Conditions
Interventions
- Tofacitinib Drug
Drug
Eligibility (public fields only)
- Age range
- 18 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
- Jun 6, 2018
- Primary completion
- Dec 18, 2019
- Completion
- Aug 19, 2020
- Last update posted
- Sep 16, 2021
2018 – 2020
United States locations
- U.S. sites
- 28
- U.S. states
- 14
- U.S. cities
- 25
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Rheumatology Associates of North Alabama, PC | Huntsville | Alabama | 35801 | — |
| Arizona Arthritis & Rheumatology Associates, P.C. | Gilbert | Arizona | 85297 | — |
| Medvin Clinical Research | Covina | California | 91722 | — |
| Rheumatology Center of San Diego PC | San Diego | California | 92128 | — |
| University of California, San Francisco Medical Center | San Francisco | California | 94143 | — |
| Robin K. Dore, MD, Inc. | Tustin | California | 92780 | — |
| New England Research Associates, LLC | Bridgeport | Connecticut | 06606 | — |
| Advanced Radiology | Stamford | Connecticut | 06902 | — |
| Stamford Therapeutics Consortium | Stamford | Connecticut | 06905 | — |
| Southcoast Research Center, Inc. | Miami | Florida | 33136 | — |
| Millennium Research | Ormond Beach | Florida | 32174 | — |
| Bluegrass Community Research, Inc | Lexington | Kentucky | 40504 | — |
| Center for Rheumatology and Bone Research | Wheaton | Maryland | 20902 | — |
| M3-Emerging Medical Research, LLC | Durham | North Carolina | 27704 | — |
| Paramount Medical Research and Consulting, LLC | Middleburg Heights | Ohio | 44130 | — |
| Oregon Health & Science University | Portland | Oregon | 97239 | — |
| Altoona Center For Clinical Research | Duncansville | Pennsylvania | 16635 | — |
| Articularis Healthcare Group, Inc d/b/a Low Country Rheumatology | Summerville | South Carolina | 29486 | — |
| Precision Comprehensive Clinical Research Solutions | Colleyville | Texas | 76034 | — |
| Adriana Pop-Moody MD - Clinic PA | Corpus Christi | Texas | 78404 | — |
| Metroplex Clinical Research Center | Dallas | Texas | 75231 | — |
| Clinical Research Unit | Houston | Texas | 77030 | — |
| Investigational Drug Services | Houston | Texas | 77030 | — |
| Memorial Hermann Hospital Imaging | Houston | Texas | 77030 | — |
| Southwest Rheumatology Research LLC | Mesquite | Texas | 75150 | — |
| Trinity Universal Research Associates, Inc. | Plano | Texas | 75024 | — |
| Advanced Rheumatology of Houston | The Woodlands | Texas | 77382 | — |
| Arthritis Northwest, PLLC | Spokane | Washington | 99204 | — |
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 71 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03502616, 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 Sep 16, 2021 · Synced Apr 29, 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 NCT03502616 live on ClinicalTrials.gov.