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Phase II study evaluating rapcabtagene autoleucel in participants with diffuse cutaneous systemic sclerosis

Phase 2 Study Evaluating Rapcabtagene Autoleucel in Participants With Diffuse Cutaneous Systemic Sclerosis - CYTB323K12201

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2013240056
Enrollment
11
Registered
2024-11-28
Start date
2024-12-10
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

severe refractory diffuse cutaneous systemic sclerosis

Interventions

Experimental: infusion of rapcabtagene autoleucel Active Comparator: rituximab intravenous infusion (i.v.) as per protocol Participants in the SoC arm whose signs and symptoms are not fully controlle

Sponsors

Yamauchi Kyosuke
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Participant must fulfill the 2013 American College of Rheumatology/ European League Against Rheumatism classification criteria for systemic sclerosis and meet the diffuse cutaneous SSc (dcSSc) subset classification according to LeRoy. - Disease onset from the first non-Raynaud symptoms attributable to SSc (e.g., puffy hands, scleroderma, digital ulcers, arthralgia, dyspnea) within 7 years prior to the Screening visit. - Severe, progressive systemic sclerosis disease defined by at least one of the following: - Progressive systemic sclerosis-associated interstitial lung disease - Severe, progressive systemic sclerosis skin disease - Clinically significant systemic sclerosis-associated cardiac involvement at Screening

Exclusion criteria

Exclusion criteria: - Any condition during Screening that could prevent a complete washout of medications as required per protocol or could otherwise make the participant ineligible for anti-CD19 CAR-T therapy and further participation in the study, as judged by the Investigator. - Participants with history of hypersensitivity to excipients in rapcabtagene autoleucel or to rituximab. - Any participant for whom treatment with rituximab is clinically inappropriate in the opinion of the investigator. - Any medical conditions that are not related to SSc that, in the opinion of the Investigator, would jeopardize the ability of the participant to tolerate lymphodepletion and anti-CD19 CAR-T cell therapy. - Rheumatic disease other than dcSSc, (except secondary Sjogren's syndrome or scleroderma myopathy), limited cutaneous systemic sclerosis (lcSSc) or sine scleroderma at Screening. - Participants with pre-existing pulmonary hypertension. - Significant renal pathology at Screening, - Participants with uncontrolled stage II hypertension at Screening. - Vaccination with live attenuated vaccines within 6 weeks prior to randomization.

Design outcomes

Primary

MeasureTime frame
Achievement of a treatment response as per the Revised Composite Response Index in Systemic Sclerosis 50 (rCRISS50) definition at Week 52.

Countries

Australia, Austria, Belgium, Brazil, Canada, Czech Republic, Denmark, France, Germany, Hungary, Israel, Italy, Japan, Netherlands, Singapore, South Korea, Spain, Switzerland, Taiwan, UK, United States

Contacts

Public ContactKyosuke Yamauchi

Novartis Pharma. K.K.

rinshoshiken.toroku2@novartis.com+81-120-003-293

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026