ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

Dose-Ranging Study Of Tofacitinib In Adults With Active Ankylosing Spondylitis

ClinicalTrials.gov ID: NCT01786668

Public ClinicalTrials.gov record NCT01786668. 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 May 16, 2026, 9:34 AM 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 2, Randomized, Double-blind, Placebo-controlled, Dose-ranging Study Of The Efficacy And Safety Of Tofacitinib In Subjects With Active Ankylosing Spondylitis (as)

Study identification

NCT ID
NCT01786668
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
208 participants

Conditions and interventions

Interventions

  • Placebo Drug
  • Tofacitinib 10 mg Drug
  • Tofacitinib 2 mg Drug
  • Tofacitinib 5 mg 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
Mar 31, 2013
Primary completion
Feb 28, 2015
Completion
Feb 28, 2015
Last update posted
Jun 9, 2016

2013 – 2015

United States locations

U.S. sites
22
U.S. states
10
U.S. cities
18
Facility City State ZIP Site status
Desert Medical Imaging Indian Wells California 92210
Desert Medical Advances Palm Desert California 92260
Arthritis & Rheumatology Associates Clearwater Florida 33756
Millennium Research Ormond Beach Florida 32174
Southwest Florida Clinical Research Center Tampa Florida 33609
Covance Central Laboratory Services,Inc Indianapolis Indiana 46214
Klein & Associates, M.D., P.A. Hagerstown Maryland 21740
Progressive Radiology Hagerstown Maryland 21740
Advanced Medical Imaging (MRI center) Lincoln Nebraska 68506
Arthritis Center of Nebraska (X-ray center) Lincoln Nebraska 68516
Physician Research Collaboration, LLC Lincoln Nebraska 68516
Charlotte Radiology/ Carolina Imaging Services Ballantyne North Carolina 28277
Joint and Muscle Research Institute Charlotte North Carolina 28204
Presbyterian Imaging Charlotte North Carolina 28207
Paramount Medical Research & Consulting, LLC Middleburg Heights Ohio 44130
Premier Physicians Centers Westlake Ohio 44145
Oregon Health & Science University Portland Oregon 97239
Altoona Center for Clinical Research Duncansville Pennsylvania 16635
Clinical Research Center of Reading, LLC Wyomissing Pennsylvania 19610
Investigational Drug Service Seatle Washington 98122
Seattle Rheumatology Associates Seattle Washington 98122
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 45 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01786668, 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 Jun 9, 2016 · Synced May 16, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01786668 live on ClinicalTrials.gov.

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