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Completed Phase 2 Interventional

24-week Study With Open Label Extension of VX-509, an Oral JAK3 Inhibitor, in Subjects Taking Methotrexate

ClinicalTrials.gov ID: NCT01590459

Public ClinicalTrials.gov record NCT01590459. 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 Oct 17, 2026, 11:16 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 24-week, Double-Blind, Randomized, Parallel Group, Placebo-Controlled, Phase 2 Study of Different Doses of VX-509 in Adult Subjects With Active Rheumatoid Arthritis on Stable Methotrexate Therapy With 104-Week Open Label Extension

Brief summary

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

This study is designed to evaluate the safety and efficacy of VX-509, an oral JAK3 inhibitor, for treatment of subjects with active RA who have had an inadequate response to Methotrexate.

Study identification

NCT ID
NCT01590459
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
359 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 80 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
Apr 2012 (Type not available)
Primary completion
Jul 2014 (Actual)
Completion
Jul 2014 (Actual)
Last update posted
Nov 20, 2015

2012 – 2014

United States locations

U.S. sites
31
U.S. states
17
U.S. cities
31
Facility City State ZIP Site status
Vertex Investigational Site Birmingham Alabama — —
Vertex Investigational Site Huntsville Alabama — —
Vertex Investigational Site Long Beach California — —
Vertex Investigational Site Tustin California — —
Vertex Investigational Site Boca Raton Florida — —
Vertex Investigational Site Daytona Beach Florida — —
Vertex Investigational Site New Port Richey Florida — —
Vertex Investigational Site North Miami Beach Florida — —
Vertex Investigational Site Ocala Florida — —
Vertex Investigational Site Tampa Florida — —
Vertex Investigational Site Springfield Illinois — —
Vertex Investigational Site Wichita Kansas — —
Vertex Investigational Site Kalamazoo Michigan — —
Vertex Investigational Site St Louis Missouri — —
Vertex Investigational Site Omaha Nebraska — —
Vertex Investigational Site Las Vegas Nevada — —
Vertex Investigational Site Clifton New Jersey — —
Vertex Investigational Site Freehold New Jersey — —
Vertex Investigational Site Brooklyn New York — —
Vertex Investigational Site Charlotte North Carolina — —
Vertex Investigational Site Durham North Carolina — —
Vertex Investigational Site Hickory North Carolina — —
Vertex Investigational Site Oklahoma City Oklahoma — —
Vertex Investigational Site Bethlehem Pennsylvania — —
Vertex Investigational Site Duncansville Pennsylvania — —
Vertex Investigational Site Jackson Tennessee — —
Vertex Investigational Site Austin Texas — —
Vertex Investigational Site Houston Texas — —
Vertex Investigational Site Mesquite Texas — —
Vertex Investigational Site San Antonio Texas — —
Vertex Investigational Site Clarksburg West Virginia — —

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 63 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01590459, 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 20, 2015 · Synced Oct 17, 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 public registry record, listed eligibility criteria, and available contact information for NCT01590459 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →