A Study of CC-97540, CD-19-Targeted Nex-T CAR T Cells, in Participants With Severe, Refractory Autoimmune Diseases (Breakfree-1)

Trial statusRecruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age18+
SponsorJuno Therapeutics, Inc., a Bristol-Myers Squibb Company

About this trial

The purpose of this study is to establish the tolerability, preliminary efficacy, and pharmacokinetics of CC-97540 in participants with severe, refractory autoimmune diseases (Breakfree-1).

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Diagnosis of Idiopathic Inflammatory Myopathy (IIM) defined as follows:.

IIM disease activity:.

Diagnosis of Systemic Sclerosis (SSc) defined as follows:.

Disqualifiers

SLE overlap syndromes including, but not limited to, rheumatoid arthritis, scleroderma, and mixed connective tissue disease, are excluded.

Present or recent clinically significant CNS pathology, within 12 months.

IIM disease activity:.

Trial design

Design model

Single group

Treatments tested in this trial

  • CC-97540

    Drug

    Specified dose on specified days

  • Fludarabine

    Drug

    Specified dose on specified days

  • Cyclophosphamide

    Drug

    Specified dose on specified days

  • Tocilizumab

    Drug

    Specified dose on specified days

Treatment groups

270 Participants
are divided into 1 treatment group
Group A: Administration of CC-97540Experimental treatment 4 interventions

Trial outcomes

Primary outcomes

1

Number of participants with treatment-emergent adverse events (AEs) in each indication.

Time frame
Up to 2 years after CC-97540 infusion
2

Number of participants with serious AEs (SAEs) in each indication.

Time frame
Up to 2 years after CC-97540 infusion
3

Number of participants with AEs of special interest (AESI) in each indication.

Time frame
Up to 2 years after CC-97540 infusion
4

Number of participants with laboratory abnormalities in each indication.

Time frame
Up to 2 years after CC-97540 infusion

Secondary outcomes

1

Proportion of participants achieving definition of remission in SLE (DORIS) remission

SLE Cohort

Time frame
At week 24
2

Proportion of participants achieving Lupus Low Disease Activity State (LLDAS)

SLE Cohort

Time frame
At week 24
3

Change in proteinuria measured by urine protein creatinine ratio (UPCR)

SLE Cohort

Time frame
At week 24
4

Change in Health Assessment Questionnaire - Disability Index (HAQ-DI)

Time frame
At week 24

Other outcomes

Sponsors and contacts

Click on the lead sponsor to view all of their trials.

Juno Therapeutics, Inc., a Bristol-Myers Squibb Company

Lead sponsor

Bristol-Myers Squibb Services Unlimited Company

Collaborator