Evaluating SHR-1314 for treating active psoriatic arthritis in adults

A Multicenter, Randomized, Double-blind, Placebo-controlled Phase III Trial Evaluating the Efficacy and Safety of SHR-1314 Injection in Adults With Active Psoriatic Arthritis

Phase 3 Interventional Suzhou Suncadia Biopharmaceuticals Co., Ltd. · NCT06640257

This study is testing a new injection called SHR-1314 to see if it can help adults with active psoriatic arthritis feel better.

Quick facts

PhasePhase 3
Study typeInterventional
Enrollment200 (estimated)
Ages18 Years and up
SexAll
SponsorSuzhou Suncadia Biopharmaceuticals Co., Ltd. Industry-sponsored
Locations1 site (Shanghai, Shanghai Municipality)
Trial IDNCT06640257 on ClinicalTrials.gov

What this trial studies

This Phase III clinical trial is a randomized, double-blind, multicenter, placebo-controlled study designed to assess the efficacy and safety of SHR-1314 in adults with active psoriatic arthritis. The study includes a 4-week screening period, followed by a 24-week core treatment phase and a 24-week maintenance phase, concluding with an 8-week safety follow-up. A total of 150 adult participants will be enrolled, who will receive either SHR-1314 injections or a placebo. The trial aims to determine the effectiveness of SHR-1314 in managing symptoms of psoriatic arthritis.

Who should consider this trial

Good fit: Ideal candidates for this study are adults diagnosed with active psoriatic arthritis who have not responded adequately to previous treatments.

Not a fit: Patients with other active inflammatory diseases or those who have recently received specific psoriatic arthritis treatments may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could significantly improve the management of symptoms for patients with active psoriatic arthritis.

How similar studies have performed: Other studies have shown promising results with similar biologic treatments for psoriatic arthritis, indicating potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. The subject voluntarily signs an informed consent form before any procedures related to the research start;
2. At the time of screening, it met the 2006 psoriatic arthritis classification standard (CASPAR);
3. There is active PsA before randomization;
4. Have active plaque psoriasis (at least one plaque skin lesion) at the time of screening, or have a history of plaque psoriasis;
5. Participants who have previously been treated with csDMARDs and/or NSAIDs still have active psoriatic arthritis disease.

Exclusion Criteria:

1. Existence of any of the following medical history or comorbid diseases: drug-induced psoriasis; other active inflammatory diseases or autoimmune diseases; history of organ transplantation; history of lymphocytic proliferation; severe infections, etc.
2. Have received psoriatic arthritis or psoriasis drugs, such as intra-articular injections, plant preparations, etc. within a certain period of time in the past.
3. Those who are allergic to the drug ingredients or excipients in this study, or are allergic to other biological agents.
4. A history of alcohol abuse or illegal drug abuse in pregnant or breastfeeding women, etc.

Where this trial is running

Shanghai, Shanghai Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Psoriatic Arthritis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.