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Rilzabrutinib for the adult participants with chronic ITP who have completed Phase 3 study in Japan

An open-label extension study for oral rilzabrutinib in adults with chronic immune thrombocytopenia (ITP) who have completed the long-term extension (LTE) of the LUNA 3 study (PRN1008 018/EFC17093) in Japan

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031250430
Enrollment
4
Registered
2025-10-15
Start date
2025-10-15
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

Immune Thrombocytopenia

Interventions

Drug: Rilzabrutinib (SAR444671) Pharmaceutical form: Tablet, Route of administration: Oral Study Arm: - Experimental: Rilzabrutinib 400 mg

Sponsors

Obara Kentaro
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Participants who have been enrolled in and have completed the LTE of the LUNA 3 study with demonstration of efficacy without major safety concern while on study considered by the Investigator to be clinically meaningful. - Participants who have ongoing diagnosis of primary ITP and continue to require treatment for ITP according to the Investigator. - Participants who have acceptable benefit/risk profile. - Contraceptive use by men and women should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.

Exclusion criteria

Exclusion criteria: - Participants with secondary ITP. - Pregnant or lactating women. - Electrocardiogram (ECG) findings for participants. The above information is not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

Design outcomes

Primary

MeasureTime frame
Adverse events (AEs) including serious adverse events (SAEs) and adverse events of special interest (AESIs) [Time Frame: Until study completion, approximately 60 weeks] An AESI is an AE (serious or nonserious) of scientific and medical concern specific to the Sponsor's product or program, for which ongoing monitoring and immediate notification by the Investigator to the Sponsor is required.

Contacts

Public ContactUnit Clinical

Sanofi K.K.

clinical-trials-jp@sanofi.com+81-3-6301-3670

Outcome results

None listed

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