Morning or evening? timing your RA pill could boost relief
NCT ID NCT07674134
First seen Jun 29, 2026 · Last updated Jun 30, 2026 · Updated 1 time
Summary
This study tests whether taking a once-daily JAK inhibitor for rheumatoid arthritis in the evening works better than taking it in the morning. About 90 adults with RA who qualify for this medication will be randomly assigned to morning or evening dosing. Researchers will compare how many people achieve a good response (based on EULAR criteria) and track side effects and disease activity over time.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- JAK inhibitor (taken once daily)
- What this could lead to
- If timing matters, this could help people with rheumatoid arthritis get better symptom control by simply adjusting when they take their medication.
- What could go wrong
- This is a small study (90 people) looking at timing, not a new drug. The benefit may be small or not apply to everyone, and side effects could still occur regardless of timing.
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.
- Participants
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About 90 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2024
- Expected to finish
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Nov 2026
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.
Who is studied
Patients with rheumatoid arthritis, treated at the Princess Grace Hospital Centre. It will take place in the Rheumatology department.
- Ages
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18 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: * Patient aged over 18 years * Patient with Rheumatoid Arthritis according to the 2010 ACR/EULAR criteria * Patient meeting the criteria for initiation of a JAK inhibitor according to the marketing authorization and international recommendations * Patient capable of providing informed, written, dated, and signed consent before the start of any trial-related procedure. Exclusion Criteria: * No contraindication to a bDMARD * Not stable dose of corticosteroids in the 4 weeks preceding enrollment * Not stable dose of maintenance therapy (methotrexate, leflunomide, hydroxychloroquine, cyclosporine, gold salts) in the 4 weeks preceding enrollment * Prior treatment with a JAK inhibitor * Patient unable to be followed-up in the study during 6 months * Minors or adults under guardianship or curatorship, or deprived of their liberty * Pregnant or breastfeeding patient * Patient refusing to use an effective method of contraception for the duration of the study * Person not affiliated with a social security scheme.
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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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Centre Hospitalier Princesse Grace
RECRUITINGMonaco, 98000, Monaco
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Other studies related to the condition(s) this trial covers.
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- Can talk therapy plus exercise beat arthritis fatigue?