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JNJ-88545223

Phase 2

Arthritis, Psoriatic | Small molecule | Immunology |Johnson & Johnson|Last Updated: Aug 28, 2026

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment240

FDA Designations

No designations recorded

Clinical trial landscape

JNJ-88545223 · 1 trial · 1 indication

Phase 2 1
NCT07321873A Study to Evaluate the Efficacy and Safety of JNJ-88545223 for the Treatment of Participants With Active Psoriatic ArthritisArthritis, Psoriatic
RECRUITING240 Analytics
PHASE2RECRUITING
A Study to Evaluate the Efficacy and Safety of JNJ-88545223 for the Treatment of Participants With Active Psoriatic Arthritis
Arthritis, PsoriaticUnlock trial analytics

Study Endpoints

Primary Endpoints

Proportion of Participants who Achieved an American College of Rheumatology (ACR) 50 Response at Week 16
Week 16

The ACR 50 responders are participants with an improvement of greater than or equal to (\>=) 50 percent (%) from baseline in both the tender and swollen joint count and in at least 3 of the 5 assessments (patient's assessment of pain visual analog scale \[VAS\], patient's global assessment of disease activity \[arthritis, VAS\] scale, Physician's global assessment of disease activity VAS scale, Health Assessment Questionnaire and C-reactive protein).

Secondary Endpoints

Proportion of Participants Who Achieved Psoriatic Area and Severity Index (PASI) 75 Response at Week 16 Among Participants with Baseline Body Surface Area (BSA) Greater Than or Equal to (>=) 3 Percent (%)
Week 16
Proportion of Participants Who Achieved PASI 90 Response at Week 16 Among Participants with Baseline BSA >=3%
Week 16
Proportion of Participants Who Achieved PASI 100 Response at Week 16 Among Participants with Baseline BSA >=3%
Week 16
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Arm 1: PlaceboPLACEBO_COMPARATORParticipants will receive matching placebo to JNJ-88545223, from Week 0 to Week 16.
Arm 2: JNJ-88545223 Dose 1EXPERIMENTALParticipants will receive JNJ-88545223 Dose 1 from Week 0 to Week 16.
Arm 3: JNJ-88545223 Dose 2EXPERIMENTALParticipants will receive JNJ-88545223 Dose 2 from Week 0 to Week 16.
Arm 4: JNJ-88545223 Dose 3EXPERIMENTALParticipants will receive JNJ-88545223 Dose 3 from Week 0 to Week 16.

Interventions

NameTypeDescription
JNJ-88545223DRUGJNJ-88545223 will be administered.
PlaceboDRUGPlacebo will be administered.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites73

Inclusion Criteria: * Have a diagnosis of psoriatic arthritis (PsA) for at least 3 months before the first administration of study intervention and meet classification criteria for Psoriatic Arthritis (CASPAR) at screening * Have active PsA as defined by: (a) At least 3 swollen joints and at least ...

Countries:United StatesChinaCzechiaGermanyHungaryJapanPolandSpain
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Recent Changes (Last 90 Days)

LOWAug 28, 2026NCT07321873lastUpdatePostDate: changed
LOWAug 28, 2026NCT07321873lastUpdatePostDate: changed
LOWJul 31, 2026NCT07321873lastUpdatePostDate: changed
LOWJul 31, 2026NCT07321873lastUpdatePostDate: changed
LOWJul 6, 2026NCT07321873lastUpdatePostDate: changed
LOWJul 6, 2026NCT07321873lastUpdatePostDate: changed

Frequently asked questions about JNJ-88545223

What is JNJ-88545223 used for?

JNJ-88545223 is an investigational small molecule being developed for the treatment of active psoriatic arthritis. It is currently in Phase 2 clinical development and is not yet approved by regulatory authorities.

Who makes JNJ-88545223?

JNJ-88545223 is being developed by Johnson & Johnson, a company listed on the stock exchange under the ticker symbol JNJ. The drug is in Phase 2 clinical trials for psoriatic arthritis.

What phase is JNJ-88545223 in?

JNJ-88545223 is in Phase 2 clinical development. It is an investigational drug and has not been approved by the FDA or any other regulatory agency. A Phase 2 trial is currently recruiting participants.

What clinical trials is JNJ-88545223 in?

JNJ-88545223 is being studied in a Phase 2 clinical trial registered as NCT07321873. This randomized, double-blind, placebo-controlled study evaluates the efficacy and safety of the drug in participants with active psoriatic arthritis, with an enrollment of 240 participants.

Is JNJ-88545223 the same as any other drug?

No alternative names for JNJ-88545223 have been disclosed. The drug is identified solely by its development code JNJ-88545223 in clinical trial registrations and company communications.