Recruiting Studies
Advanced SearchData: ClinicalTrials.gov · Source of record for eligibility and locations
Top Cities for Rheumatoid Arthritis Clinical Trials
Rheumatoid Arthritis clinical trials are recruiting across 219 cities. Here are the cities with the most active studies:
Rheumatoid Arthritis Trial Phases
79 research organizations are sponsoring rheumatoid arthritis trials.
About Rheumatoid Arthritis
Rheumatoid arthritis (RA) is a chronic autoimmune disease affecting approximately 1.3 million Americans, where the immune system mistakenly attacks joint linings, causing painful swelling, bone erosion, and joint deformity. Early diagnosis and treatment are critical to prevent irreversible damage. Current standard treatments include methotrexate and other DMARDs, TNF inhibitors (etanercept, infliximab), IL-6 inhibitors (tocilizumab), T-cell costimulation modulators (abatacept), and JAK inhibitors (tofacitinib, baricitinib). Clinical trials are now exploring next-generation targeted therapies, dual-pathway inhibitors, and treatment strategies aimed at achieving sustained remission rather than just symptom control. Patients with inadequate response to conventional DMARDs or biologics are commonly eligible for enrollment.
Clinical trials are advancing new treatments for rheumatoid arthritis. Currently, 100 studies are recruiting a combined 100,596,708 participants across the United States. Research is being conducted by 79 organizations including Center for International Blood and Marrow Transplant Research, TransMedics, Columbia University and 76 others.
2026 Rheumatoid Arthritis Treatment Landscape & Drug Pipeline
Rheumatoid arthritis (RA) research is pushing beyond current biologics and JAK inhibitors toward more fundamental disease modification. CAR-T cell therapy, adapted from cancer treatment, is entering RA trials — Phase 1–2 studies are testing CD19-targeted CAR-T cells that deplete the B lymphocytes driving RA autoimmunity more completely and durably than rituximab. Dramatic remissions seen in lupus CAR-T trials have accelerated RA-specific programs.
Biologic tapering and drug-free remission studies are examining whether patients in sustained remission can safely reduce or discontinue medications without disease flares. These treat-to-target withdrawal trials identify the minimum effective dose, reducing costs, infection risks, and long-term side effects.
Prevention trials represent a paradigm shift: researchers are testing whether hydroxychloroquine, abatacept, or other interventions can prevent RA from developing in at-risk individuals — people with anti-CCP antibodies and joint pain but no clinical arthritis yet.
JAK inhibitors (tofacitinib, baricitinib, upadacitinib) continue to be refined, with trials studying which patient profiles respond best to oral JAK inhibitors versus injectable biologics. Post-marketing safety studies address cardiovascular and thromboembolism signals from earlier trials.
Patient considerations: RA trials typically require documented failure of at least one conventional DMARD (usually methotrexate for 3+ months). Expect regular joint assessments (DAS28, ACR criteria), blood tests for inflammatory markers (CRP, ESR) and liver function, and possibly imaging of hands and feet. Many trials allow continued methotrexate alongside the study drug.
2026 Rheumatoid Arthritis Research Landscape
As of July 2026, the rheumatoid arthritis clinical trial landscape includes 100 actively recruiting studies across 219 cities in the United States. These studies are collectively seeking 100,596,708 participants, with an average enrollment target of 1,005,967 per study.
The research spans multiple phases of development: 29 studies are in PHASE3, 14 studies are in NA, 8 studies are in PHASE2, 3 studies are in PHASE4. The presence of Phase 3 trials indicates that some rheumatoid arthritis treatments are in late-stage testing and may be approaching regulatory review.
Research is being led by 79 different organizations, including Center for International Blood and Marrow Transplant Research, TransMedics, Columbia University, Stanford University, University Hospital, Geneva, and 74 others. The large number of sponsors reflects significant research interest and investment in rheumatoid arthritis treatment advancement.
Geographically, rheumatoid arthritis trials are most concentrated in Los Angeles, California (22 trials); Phoenix, Arizona (19 trials); San Francisco, California (17 trials); Birmingham, Alabama (13 trials); Jacksonville, Florida (11 trials) and 7 other cities.
Featured Rheumatoid Arthritis Studies
Highlighted recruiting studies for rheumatoid arthritis, selected by enrollment size and research scope.
CIBMTR Research Database
The primary purpose of the Research Database is to have a comprehensive source of observational data that can be used to study HSC transplantation and cellular therapies. A secondary purpose of the Research Database is to have a comprehensive source of data to study marrow toxic injuries. Objectives: To learn more about what makes stem cell transplants and cellular therapies work well such as: ...
US National OCS Heart Perfusion (OHP) Registry
This Registry is a sponsor initiated, multi-center, observational post-approval registry with independent academic oversight.
Genomic Uniformed-Screening Against Rare Disease In All Newborns
The goal of this study is to learn how genomic sequencing technology can be used to effectively expand the conditions screened on newborn screening. Newborn screening ensures equity and allows all babies to have the same chance at the healthiest life. Families will be invited to have their newborn baby screened for additional conditions beyond what all babies are screened for as part of the newbor...
Frequently Asked Questions About Rheumatoid Arthritis Clinical Trials
Are there rheumatoid arthritis clinical trials near me?
Yes, there are 100 rheumatoid arthritis clinical trials currently recruiting across 219+ cities in the United States, including Los Angeles, California; Phoenix, Arizona; San Francisco, California. Browse the studies above to find one at a location convenient for you.
How do I join a rheumatoid arthritis clinical trial?
To join a rheumatoid arthritis clinical trial: 1) Browse the available studies on this page, 2) Click on a study that interests you, 3) Check the study locations to find a site near you, 4) Review the eligibility criteria, and 5) Contact the study site or complete the eligibility form. The process is free and you can withdraw at any time.
Are rheumatoid arthritis clinical trials free?
Yes, participation in rheumatoid arthritis clinical trials is free. Study-related treatments, medical tests, and doctor visits are provided at no cost to participants. Many studies also offer compensation for your time and travel expenses.
What types of rheumatoid arthritis treatments are being studied?
Current rheumatoid arthritis clinical trials are testing a range of approaches across PHASE3 (29 studies), NA (14 studies), PHASE2 (8 studies), PHASE4 (3 studies). These include new drugs, combination therapies, medical devices, and other interventions sponsored by 79 research organizations.
Is it safe to participate in rheumatoid arthritis clinical trials?
Clinical trials are carefully regulated by the FDA and institutional review boards (IRBs). All trials must follow strict safety protocols, and participants receive close medical monitoring throughout the study. You can withdraw from a trial at any time without penalty.
Data updated July 22, 2026 from ClinicalTrials.gov
About This Data
Data: ClinicalTrials.gov · Source of record for eligibility and locations
Clinical trial information on this page is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health (NIH) and National Library of Medicine (NLM). Study data is refreshed every hour to ensure accuracy.
Medical Disclaimer: The information provided on this page is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider before making decisions about clinical trial participation or changes to your treatment plan.
Page reviewed by the HelloStudys Research Team · Last updated July 22, 2026 · Data from ClinicalTrials.gov