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Clinical Trials/NCT07412704
NCT07412704
Not yet recruiting
Phase 1

A Phase 1/2a, Open-label, First-in-Human Study to Evaluate the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics, and Efficacy of BMS-986528 in Participants With Refractory Rheumatoid Arthritis

Bristol-Myers Squibb31 sites in 10 countries84 target enrollmentStarted: May 28, 2026Last updated:
InterventionsBMS-986528

Overview

Phase
Phase 1
Status
Not yet recruiting
Enrollment
84
Locations
31
Primary Endpoint
Number of participants with treatment-emergent adverse events (TEAEs)

Overview

Brief Summary

The purpose of this study is to evaluate the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PD), and the preliminary evidence of disease-modifying effect of BMS-986528 in participants with refractory, difficult-to-treat rheumatoid arthritis (RA).

Study Design

Study Type
Interventional
Allocation
Non Randomized
Intervention Model
Sequential
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to 65 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • \- Adult participants with rheumatoid arthritis (RA) who meet definition of difficult-to-treat.

Exclusion Criteria

  • Juvenile arthritis or onset of inflammatory arthritis before age
  • Seronegative RA participants in whom polymyalgia rheumatica has not been ruled out.
  • Active fibromyalgia with pain symptoms or signs that would interfere with joint assessment.
  • Other protocol-defined Inclusion/Exclusion criteria apply.

Arms & Interventions

Cohort A1

Experimental

Intervention: BMS-986528 (Drug)

Cohort A2

Experimental

Intervention: BMS-986528 (Drug)

Cohort A3

Experimental

Intervention: BMS-986528 (Drug)

Cohort A4

Experimental

Intervention: BMS-986528 (Drug)

Cohort A5

Experimental

Intervention: BMS-986528 (Drug)

Cohort A6

Experimental

Intervention: BMS-986528 (Drug)

Cohort A7

Experimental

Intervention: BMS-986528 (Drug)

Cohort A8

Experimental

Intervention: BMS-986528 (Drug)

Cohort B1

Experimental

Intervention: BMS-986528 (Drug)

Cohort B2

Experimental

Intervention: BMS-986528 (Drug)

Outcomes

Primary Outcomes

Number of participants with treatment-emergent adverse events (TEAEs)

Time Frame: Up to Week 54

Number of participants with Serious Adverse Events (SAEs)

Time Frame: Up to Week 54

Secondary Outcomes

  • Apparent volume of distribution of terminal phase (Vz/F)(Up to Week 54)
  • Change from baseline in numbers and fractions of B cells(Up to Week 54)
  • Change from baseline in immunoglobulin G (igG) levels(Up to Week 54)
  • Change from baseline in igM levels(Up to Week 54)
  • Change from baseline in igE levels(Up to Week 54)
  • Change from baseline in igD levels(Up to Week 54)
  • Change from baseline in igA levels(Up to Week 54)
  • Number of participants with anti-drug antibody (ADA)(Up to Week 54)
  • Change from baseline in disease activity score 28-C-reactive protein (DAS28-CRP)(At Week 12)
  • area under the serum concentration-time curve from time zero to time of last quantifiable concentration (AUC(0-T))(Up to Week 54)
  • Area under the serum concentration-time curve from time zero extrapolated to infinite time (AUC(INF))(Up to Week 54)
  • Apparent terminal serum half-life (T-HALF)(Up to Week 54)
  • Apparent total body clearance (CLT/F)(Up to Week 54)
  • Maximum observed concentration (Cmax)(Up to Week 54)
  • Time of maximum observed concentration (Tmax)(Up to Week 54)

Investigators

Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (31)

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