Can we predict the best RA drug? new study seeks answers
NCT ID NCT03414502
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is looking for clues to predict how well different rheumatoid arthritis (RA) drugs will work in individual patients. Researchers will give 400 adults with RA one or more standard medications and track their response over 16 weeks. The goal is to find genetic or other factors that help doctors choose the most effective treatment sooner.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- disease-modifying antirheumatic drugs (DMARDs) including methotrexate, abatacept, adalimumab, azathioprine, baricitinib, and others
- What this could lead to
- If successful, this could help doctors choose the right rheumatoid arthritis drug for each person, leading to faster and more effective treatment.
- What could go wrong
- This is an early-stage study focused on finding predictors, not testing a new treatment. The results may not lead to immediate changes in care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 400 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Dec 2007
- Expected to finish
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Mar 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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19 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
INCLUSION CRITERIA: * Diagnosed rheumatoid arthritis (RA) with 4 of 7 American College of Rheumatology criteria * Morning stiffness for at least 1 hour for at least 6 weeks * Swelling of 3 or more joints for at least 6 weeks * Swelling of wrist, metacarpophalangeal (MCP), or proximal interphalangeal joints for 6 or more weeks * Symmetric joint swelling * Hand x-rays with erosions or bony decalcifications * RA nodules * Rheumatoid factor (RF) positive * \>19 yrs old at RA diagnosis * Active disease with at least 1 swollen joint * Starting new DMARD medication(s) (abatacept, adalimumab, azathioprine, barcitinib, certolizumab, etanercept, golimumab, hydroxychloroquine, infliximab, leflunomide, methotrexate, minocycline, rituximab, sarilumab, sulfasalazine, tofacitinib) * If on other DMARDS, must be on stable dose for ≥ 6 wks * If on glucocorticoids, must be on stable dose for 2 wks (\< 10mg of Prednisone/day or equivalent) * Able to adhere to study visit schedule: enrollment (8 wks \& 16 wks +/- 2 wks) * Hemoglobin (Hgb) \> 9g/dl * Platelets \>100 * Creatinine \<1.6 * Aspartate transferase (AST) or alanine aminotransferase (ALT) at or below 1.2 x upper limit * Albumin up to 1.0 g/dL below lower limit of normal EXCLUSION CRITERIA: * Pregnant or breastfeeding women * Men and women of child bearing potential unwilling to practice effective method of contraception
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University of Nebraska Medical Center
RECRUITINGOmaha, Nebraska, 68198, United States
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