New drug could help patients with painful muscle disease ditch steroids
NCT ID NCT03632187
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This phase 3 trial tested whether abatacept, a drug that calms the immune system, can control polymyalgia rheumatica (a painful inflammatory condition) without the need for long-term steroids. Thirty-four adults with early disease received either abatacept or a placebo for 12 weeks. The goal was to see if more patients could achieve low disease activity without steroids. The study is complete, and results will show if abatacept is a safer alternative to standard steroid treatment.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Abatacept (a drug that calms the immune system)
- What this could lead to
- If it works, this could offer a way to control polymyalgia rheumatica with less reliance on steroids, reducing side effects.
- What could go wrong
- This is a small, early-phase trial with only 34 participants. The drug may not work better than placebo, and side effects are possible.
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
-
Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
-
34 people
The number who actually took part.
- Started
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Dec 2018
- Finished
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Jun 2022
- 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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50 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.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age older than 50 years * Fulfilling ACR/EULAR criteria * Disease duration≤6 months * No steroid since 2 weeks prior randomization * PMR-AS≥ 17 * Absence of signs or symptoms of other musculoskeletal or connective tissue conditions * Able to give informed consent * Concomitant treatments with methotrexate or hydroxychloroquine are not permitted. Exclusion Criteria: * Clinical symptoms of giant cell arteritis * Uncontrolled high blood pressure or cardiovascular disease * Clinical evidence of significant unstable or uncontrolled acute or chronic diseases not due to PMR * Planned surgical procedure or medical history, blood abnormalities or any clinical condition that compromises inclusion * History of malignant neoplasm within the last 5 years. * Current active infection not controlled * Detailed exclusion criteria related to prior or concomitant therapy, general safety and laboratory data are reported in the protocol
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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.
Contacts and locations
Locations
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CH Le Mans
Le Mans, France
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CH St-Malo
St-Malo, France
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CH de Morlaix
Morlaix, France
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CHRU de Brest
Brest, France, 29609, France
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CHU Strasbourg
Strasbourg, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- New study links common arthritis treatments to diabetes risk
- Stress relief: could a simple hormone boost ease fatigue in PMR/GCA patients?