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Completed Phase 2 Interventional Results available

Effects of Tofacitinib (CP-690,550) on Magnetic Resonance Imaging (MRI)- Assessed Joint Structure In Early Rheumatoid Arthritis (RA)

ClinicalTrials.gov ID: NCT01164579

Public ClinicalTrials.gov record NCT01164579. 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, 2:46 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

An Exploratory Phase 2, Randomized, Double-blind, Multicenter Study To Assess The Effects Of Tofacitinib (Cp-690,550) On Magnetic Resonance Imaging Endpoints, In Methotrexate Naive Subjects With Early Active Rheumatoid Arthritis

Study identification

NCT ID
NCT01164579
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
109 participants

Conditions and interventions

Interventions

  • Tasocitinib plus Methotrexate Drug
  • Tofacitinib plus placebo methotrexate Drug
  • Placebo tofacitinib plus Methotrexate 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
Sep 30, 2010
Primary completion
Oct 31, 2013
Completion
Oct 31, 2013
Last update posted
Apr 21, 2015

2010 – 2013

United States locations

U.S. sites
8
U.S. states
5
U.S. cities
8
Facility City State ZIP Site status
ArthroCare, Arthritis Care & Research, PC Gilbert Arizona 85234
Talbert Medical Group Huntington Beach California 92646
Inland Rheumatology Clinical Trials, Inc. Upland California 91786
Millennium Research Ormond Beach Florida 32174
DMI Research, Inc. Pinellas Park Florida 33782
St. Petersburg Arthritis Center St. Petersburg Florida 33710
Oklahoma Medical Research Foundation Oklahoma City Oklahoma 73104 5005
Office of John P. Lavery, MD, PA Allen Texas 75013

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 32 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01164579, 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 Apr 21, 2015 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01164579 live on ClinicalTrials.gov.

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