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A Phase 2, randomized, open-label, controlled study to evaluate the efficacy and safety of rapcabtagene autoleucelversus comparator in participants with severe refractory idiopathic inflammatory myopathies

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-514137-38-00
Acronym
CYTB323L12201
Enrollment
47
Registered
2024-12-20
Start date
2025-02-04
Completion date
Unknown
Last updated
2025-11-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Severe refractory idiopathic inflammatory myopathies (IIM)

Brief summary

Achieving moderate to major improvement in TIS (TIS ≥ 40) at Week 52 (Yes/No)

Detailed description

Achieving moderate to major improvement in TIS (≥ 40) at Week 52 (Yes/No), as defined for primary endpoint, Adjusted annual cumulative GC dose up to Week 52, Change from baseline in percent predicted Forced Vital Capacity (FVC%) at Week 52, Achieving major improvement in TIS (≥ 60) at Week 52 (Yes/No), as defined for primary endpoint but with a higher improvement required, Change from baseline in Patient-Reported Outcome Measurement Information System (PROMIS)-Fatigue 7a at Week 52, Safety parameters include vital signs, adverse events, laboratory parameters and ECG evaluation

Interventions

DRUGTOCILIZUMAB
DRUGCYCLOPHOSPHAMIDE
DRUGRITUXIMAB
DRUGMYCOPHENOLATE MOFETIL
DRUGFLUDARABINE PHOSPHATE
DRUGMYCOPHENOLIC ACID
DRUGYTB323
DRUGTACROLIMUS

Sponsors

Novartis Pharma AG
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Achieving moderate to major improvement in TIS (TIS ≥ 40) at Week 52 (Yes/No)

Secondary

MeasureTime frame
Achieving moderate to major improvement in TIS (≥ 40) at Week 52 (Yes/No), as defined for primary endpoint, Adjusted annual cumulative GC dose up to Week 52, Change from baseline in percent predicted Forced Vital Capacity (FVC%) at Week 52, Achieving major improvement in TIS (≥ 60) at Week 52 (Yes/No), as defined for primary endpoint but with a higher improvement required, Change from baseline in Patient-Reported Outcome Measurement Information System (PROMIS)-Fatigue 7a at Week 52, Safety parameters include vital signs, adverse events, laboratory parameters and ECG evaluation

Countries

France, Germany, Italy, Netherlands, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026