Status:

COMPLETED

An Extension Study of JR-171-101 Study in Patients With Mucopolysaccharidosis Type I (MPS I)

Lead Sponsor:

JCR Pharmaceuticals Co., Ltd.

Conditions:

Mucopolysaccharidosis I

Eligibility:

All Genders

Phase:

PHASE1

PHASE2

Brief Summary

Phase I/II, open label, multicenter, multinational (Japan, Brazil and the US) extension study of JR-171-101 (NCT04227600) for the treatment of MPS I

Detailed Description

Patients who have completed the Part2 of JR-171-101 study (NCT04227600) and fulfill all eligibility criteria can be enrolled in this JR-171-102 study. In the JR-171-102 study, subjects will receive ei...

Eligibility Criteria

Inclusion

  • Patients who have completed the Part 2 of JR-171-101 study
  • A patient from whom written informed consent can be obtained. If the patient is aged under 18 years (20 years in case of Japan) at the time of assent or willingness to participate in the study cannot be confirmed due to MPS I-related intellectual disability, informed permission from the patient's legally acceptable representative (e.g., his/her parents or guardians) need to be obtained instead of his/her consent. Even in this case, written informed consent should be obtained from the patient, wherever possible
  • Female patient or male patient whose co-partners is of child-bearing potential agree to use a medically accepted, highly effective method of contraception, such as spermatocidal gel plus condom, an intrauterine device or oral contraceptives until one month after the final administration.

Exclusion

  • A patient who is unable to perform the study procedures, except for 6-minute walk test, neurocognitive testing, BVMT-R, HVLT-R, and T.O.V.A.
  • Judged by the principal investigator or subinvestigator as being unable to undergo lumbar puncture, including those who have difficulties in taking a position for lumbar puncture due to joint contracture or those who are likely to experience difficulty breathing during the lumbar puncture process
  • Judged by the principal investigator or subinvestigator to be ineligible to participate in the study due to a history of a serious drug allergy or hypersensitivity to any drugs
  • Otherwise judged by the principal investigator or subinvestigator to be ineligible to participate in the study in consideration of patient's safety

Key Trial Info

Start Date :

October 28 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

May 2 2025

Estimated Enrollment :

14 Patients enrolled

Trial Details

Trial ID

NCT04453085

Start Date

October 28 2021

End Date

May 2 2025

Last Update

August 28 2025

Active Locations (6)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 2 (6 locations)

1

UCSF Benioff Children's Hospital Oakland

Oakland, California, United States, 94609

2

Hospital de Clínicas de Porto Alegre

Porto Alegre, Brazil

3

Instituto de Genética e Erros Inatos do Metabolismo - IGEIM

São Paulo, Brazil

4

Fukuoka Children's Hospital

Fukuoka, Japan