A Study to Investigate How JNJ-39758979 May Affect the Plasma Levels of Methotrexate in Rheumatoid Arthritis Participants
Public ClinicalTrials.gov record NCT01442545. 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 Study to Investigate the Effect of Multiple Doses of JNJ 39758979 on Methotrexate Pharmacokinetics in Rheumatoid Arthritis Patients on a Stable Methotrexate Dose
Study identification
- NCT ID
- NCT01442545
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
- Industry
- Enrollment
- 21 participants
Conditions and interventions
Conditions
Interventions
- JNJ-39758979 / MTX Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 75 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
- Jul 31, 2011
- Primary completion
- Not listed
- Completion
- Nov 30, 2011
- Last update posted
- Mar 12, 2013
2011
United States locations
- U.S. sites
- 3
- U.S. states
- 3
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Daytona Beach | Florida | — | — |
| Not listed | Duncansville | Pennsylvania | — | — |
| Not listed | Dallas | Texas | — | — |
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 2 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01442545, 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 Mar 12, 2013 · Synced May 7, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01442545 live on ClinicalTrials.gov.