AZD1163 treatment for adults with rheumatoid arthritis
Official title: A Multicentre, Parallel-group, Phase II, Randomised, Double-blind, 4 Arm Study to Evaluate Efficacy and Safety of AZD1163 in Participants With Moderately-to-Severely Active Rheumatoid Arthritis (LaunchPAD-RA)
Run by AstraZeneca · NCT07276581 · Data updated 2026-11-12
This will test whether injections of AZD1163, given with standard rheumatoid arthritis medicines, help adults with moderately-to-severely active, ACPA-positive RA.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 320 (estimated) |
| Sponsor | AstraZeneca Industry-sponsored |
| Locations | 147 sites (Glendale, Arizona and 146 other locations) |
| Status | Recruiting |
| Started | December 15, 2025 |
| Main results expected | November 12, 2027 |
| Study ends | August 18, 2028 |
| Registry record updated | October 9, 2026 |
| Trial ID | NCT07276581 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with adult-onset, moderately-to-severely active RA who are ACPA-positive and have had an inadequate response or intolerance to at least one csDMARD and/or one to two TNF inhibitors, and who have been stable on csDMARD or SC TNFi for the required lead-in period are the intended participants.
✕Probably not a fit
ACPA-negative patients, those with alternative autoimmune diagnoses that confound RA, or people who have recently received non-TNFi biologic or targeted synthetic DMARDs are unlikely to benefit from participation.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This Phase II, randomized, double-blind, placebo-controlled study will enroll about 320 ACPA-positive adults with moderately-to-severely active rheumatoid arthritis who remain on standard-of-care csDMARDs or TNFi ± csDMARD. Participants will be randomized 1:1:1:1 to receive one of three subcutaneous AZD1163 dosing regimens or placebo through Week 24, followed by a 28-week safety follow-up. AZD1163 is a bispecific antibody designed to inhibit extracellular PAD2 and PAD4 enzymes that drive protein citrullination and anti-citrullinated peptide antibody production in RA. The trial will monitor efficacy and safety outcomes while participants continue their background RA treatments.
Why it matters
Potential benefit: If successful, AZD1163 could reduce autoantibody-driven inflammation and lower disease activity in ACPA-positive RA patients, improving symptoms and function.
How similar studies have gone: Targeting PAD enzymes with a bispecific antibody is a relatively novel approach and there is limited clinical evidence to date for PAD inhibition in RA.
Who can join: the full rules
Show full inclusion / exclusion criteria
* Inclusion * Diagnosed with adult-onset RA as defined by the 2010 ACR/EULAR classification criteria for at least 12 weeks prior to screening. * Moderately-to-severely active RA as defined by: a. \>= 6 swollen joints on 66SJC and \>= 6 tender joints on 68TJC; b. CRP \> upper limit of normal. * Have a positive ACPA at screening. * A history of inadequate response, or loss of response, or intolerance to: a. at least one csDMARD treatment, AND/OR b. At least one and at most 2 TNFi. * A history of at least 12 weeks treatment and \>= 4 weeks stable on a csDMARD and/or SC TNFi prior to the day of randomisation. * Exclusion * History or evidence of an alternate autoimmune or other condition that could confound the diagnosis of RA. Participants with RA and secondary Sjogren's disease are eligible. * Have received or planning to receive any biologic DMARDs (except for TNFi) or targeted synthetic DMARDs.
Where it's running
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Glendale, Arizona, United States Recruiting -
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Tucson, Arizona, United States Recruiting -
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La Jolla, California, United States Recruiting -
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San Leandro, California, United States Recruiting -
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Aurora, Colorado, United States Recruiting -
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Winter Haven, Florida, United States Recruiting
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Changchun, China Recruiting -
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Changsha, China Recruiting
+97 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: AstraZeneca Clinical Study Information Center
- Email: information.center@astrazeneca.com
- Phone: 1-877-240-9479
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.