Status:

RECRUITING

An Open-label Phase I/II Study of JR-446 in Mucopolysaccharidosis Type IIIB

Lead Sponsor:

JCR Pharmaceuticals Co., Ltd.

Conditions:

Mucopolysaccharidosis III-B

Eligibility:

All Genders

Up to 17 years

Phase:

PHASE1

PHASE2

Brief Summary

A Phase I/ II, open-label study, designed to evaluate the safety and explore efficacy of the study drug in development for the treatment of MPS IIIB patients.

Eligibility Criteria

Inclusion

  • Chronological age of \<18 years
  • Confirmed diagnosis of MPS IIIB

Exclusion

  • Prior experience to gene therapy or HSCT with successful engraftment
  • Past use of another investigational drug or product in last 4 months or 5 half-lives (whichever is longer) before signing ICF
  • Current participation in a clinical trial or past participation (within 30 days of enrolment into this study) in a study involving invasive procedures
  • Past use of Genistein or Kineret (anakinra) within 4 months before signing ICF
  • Serious drug allergy or hypersensitivity
  • Contraindication for lumbar puncture or MRI
  • History of bleeding disorder or current use of medications that, in the opinion of the investigator, place them at risk of bleeding following lumbar puncture
  • The above information is not intended to contain all considerations relevant to a patient's potential participation in this clinical trial.

Key Trial Info

Start Date :

November 5 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

April 30 2030

Estimated Enrollment :

10 Patients enrolled

Trial Details

Trial ID

NCT06488924

Start Date

November 5 2024

End Date

April 30 2030

Last Update

September 2 2025

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Hiroshima University Hospital

Hiroshima, Japan

2

University of the Ryukyus Hospital

Okinawa, Japan

3

National Center for Child Health and Development

Tokyo, Japan