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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT04808505
Other study ID # ATB200-08
Secondary ID
Status Recruiting
Phase Phase 3
First received
Last updated
Start date July 18, 2023
Est. completion date April 2027

Study information

Verified date August 2023
Source Amicus Therapeutics
Contact For Site
Phone 215-921-7600
Email PompeSiteInfo@amicusrx.com
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This is a Phase 3, open-label, multicenter study to evaluate the safety, efficacy, PK, PD, and immunogenicity of cipaglucosidase alfa/miglustat treatment in ERT-experienced and ERT-naïve pediatric subjects with IOPD.


Recruitment information / eligibility

Status Recruiting
Enrollment 36
Est. completion date April 2027
Est. primary completion date April 2027
Accepts healthy volunteers No
Gender All
Age group N/A to 17 Years
Eligibility Inclusion Criteria: Cohort 1: 1. Male or female subjects who are aged 6 months to < 18 years on Day 1 2. Subject must have documentation of IOPD genotype 3. Subject must have had hypertrophic cardiomyopathy at the time of diagnosis 4. Subject must have received ERT for at least 6 months immediately before enrollment. For subjects whose ERT dosage has been modified, the subject must have been on the modified dosage and regimen for at least 3 months before enrollment 5. Subjects aged = 12 to < 18 years must perform one valid 6-minute walk test (6MWT) (= 75 meters) at screening; Subjects aged = 5 to < 12 years must perform one valid 6MWT (= 40 meters) at screening; Subjects aged 18 months to < 5 years must be ambulatory and assessed to be likely to be able to perform 6MWT (= 40 meters) when they turn 5 years old 6. Subjects must have experienced a clinical decline on their current rhGAA dose and frequency Cohort 2: 1. Male or female subjects who are aged 0 to <6 months at Day 1 2. Subject must have documentation of IOPD genotype 3. Subject must have had hypertrophic cardiomyopathy at the time of diagnosis 4. Subject is ERT-naïve Long-term Extension (Cohort 1 or Cohort 2): 1. Subject must have, in the opinion of the investigator, benefited from therapy with cipaglucosidase alfa/miglustat during the 104-week primary treatment period with no significant safety concerns. Exclusion Criteria: Cohort 1 and Cohort 2, unless specified 1. Subject requires invasive ventilation (eg, tracheostomy) 2. Subject is CRIM negative and has not received prophylactic immunomodulation (Cohort 1); Subject is CRIM negative and will not be receiving prophylactic immunomodulation (Cohort 2) 3. Subject has a history of life-threatening IARs/hypersensitivity (eg, anaphylaxis and severe cutaneous reactions) to ERT (eg, alglucosidase alfa, cipaglucosidase alfa, miglustat) or other iminosugars, or to any of the excipients, where rechallenge was unsuccessful 4. Subject has prior history of illness or condition known to affect motor function 5. Female subject is pregnant (or intends to get pregnant) or breastfeeding at screening (Cohort 1)

Study Design


Intervention

Biological:
Cipaglucosidase alfa
Sterile lyophilized powder intravenous (IV) infusion
Drug:
Miglustat
65 mg oral capsules

Locations

Country Name City State
France Hôpital Raymond Poincaré, Neurologie et réanimation pédiatriques Garches
Germany Universitätsklinikum Gießen und Marburg GmbH, Zentrum fur Kinderheilkunde und Jugendmedizin Abteilung fur Kinderneurologic, Sozialpadiatric und Epileptologie Gießen
Germany SphinCS GmbH Hochheim
Germany Universitätsklinikum Münster Klinik für Kinder- und Jugendmedizin Albert-Schweitzer-Campus 1 Münster
Italy AOU Federico II Naples
Italy Azienda Ospedale Inherited Metabolic Disease Department Padova
Taiwan National Taiwan University Hospital Taipei
United Kingdom Great Ormond Street Hospital for Children NHS Foundation Trust London
United States The Emory Clinic Atlanta Georgia
United States Duke University Early Phase Research Unit Durham North Carolina
United States University of Florida Clinical Research Center Gainesville Florida
United States University of Utah, Clinical and Translational Sciences Institute Salt Lake City Utah

Sponsors (1)

Lead Sponsor Collaborator
Amicus Therapeutics

Countries where clinical trial is conducted

United States,  France,  Germany,  Italy,  Taiwan,  United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary Proportion of subjects with infusion-associated reactions (IARs) 104 weeks