Clinical trial • Not applicable • Rare Disease
IDURSULFASE for Hunter syndrome | Cognitive impairment
Not applicable trial of IDURSULFASE for Hunter syndrome | Cognitive impairment. open-label, none/not specified-controlled. 4 participants.
Overview
- Trial Therapeutic Area
- Rare Disease
- Trial Disease
- Hunter syndrome | Cognitive impairment
- Trial Stage
- Not applicable
- Drug Modality
- Peptide/protein/enzyme
- Paediatric Trial
- Yes
Key dates
- Initial CTIS Submission Date
- 16-10-2023
- First CTIS Authorization Date
- 13-02-2024
Trial design
open-label, none/not specified-controlled Not applicable trial across 1 site in France.
- Open Label
- Yes
- Comparator
- None/Not specified
- Target Sample Size
- 4
Eligibility
Recruits 4 paediatric patients.
- Vulnerable Population
- Vulnerable population selected. The study enrols subjects with Hunter syndrome and cognitive impairment, including minors (documents include ICFs for 7 to 12 years and 13 to 18 years) and adults lacking capacity (ICF for Adult Lacking Capacity). Consent must be obtained from the subject or the subject's legally designated representative as applicable; subject consent/assent must be obtained as relevant. Age-specific subject information and informed consent forms are provided (7-12 yrs, 13-18 yrs, Parent, Adult, Adult Lacking Capacity).
Inclusion criteria
- {"criterion_text":"- 01. The subject must have completed end of study assessments in studies HGT-HIT-046 or SHP609-302 and received a clinical benefit from idursulfase-IT in the opinion of the investigator."}
- {"criterion_text":"- 02. The subject, or subject's legally designated representative, must have been informed of the nature of this open-label extension and must have voluntarily signed an Institutional Review Board (IRB)/ Independent Ethics Committee (IEC) approved informed consent form after all relevant aspects of the study have been explained and discussed. Consent of the subject’s legally designated representative (as applicable) and the subject’s consent/assent, as relevant, must be obtained"}
- {"criterion_text":"- 03. The subject has continued to receive Elaprase on a regular basis in studies HGT-HIT-046 or SHP609-302"}
Exclusion criteria
- {"criterion_text":"- 01. The subject has experienced, in the opinion of the investigator, a safety or medical issue that contraindicates treatment with idursulfase-IT, including, but not limited to, uncontrolled seizure disorder, bleeding disorder, and clinically relevant hypertension"}
- {"criterion_text":"- 02. The subject has clinically relevant intracranial hypertension"}
- {"criterion_text":"- 03. The subject is enrolled in another clinical study, other than studies HGT-HIT-046 or SHP609-302, that involves clinical investigations or use of any investigational product (drug or [intrathecal/spinal] device) within 30 days prior to study enrolment or at any time during the study"}
Endpoints
Primary endpoints
- {"endpoint_text":"- 01. The primary endpoint of this study is the safety of intrathecal idursulfase-IT administration. Safety will be assessed by AEs (by type, severity, and relationship to treatment [idursulfase-IT, the IDDD, device surgical procedure, or IT administration process] and IV Elaprase infusion).","definition_or_measurement_approach":"Safety will be assessed by adverse events (AEs) classified by type, severity, and relationship to treatment (idursulfase-IT, the IDDD/device, device surgical procedure, IT administration process) and by IV Elaprase infusion."}
Recruitment
- Planned Sample Size
- 4
- Recruitment Window Months
- 120
- Consent Approach
- Informed consent must be voluntarily signed by the subject or the subject's legally designated representative after explanation of all relevant aspects. Consent of the legally designated representative (as applicable) and the subject’s consent/assent (as relevant) must be obtained. Age-specific information sheets and ICFs are provided (7 to 12 years; 13 to 18 years; Parent information/consent; Adult; Adult Lacking Capacity).
Methods
- Only enrolling subjects who completed and derived clinical benefit from the parent clinical trials HGT-HIT-046 and SHP609-302 (i.e., recruitment is restricted to subjects from those parent trials).
Geography
- Total Number Of Sites
- 1
- Total Number Of Participants
- 4
France
- Earliest CTIS Part Ii Submission Date
- 21-11-2023
- Latest Decision Or Authorization Date
- 12-02-2026
- Processing Time Days
- 814
- Number Of Sites
- 1
- Number Of Participants
- 4
Sites
- Site Name
- Hospices Civils De Lyon
- Department Name
- Pediatrics
- Contact Person Name
- Nathalie Guffon
- Contact Person Email
- nathalie.guffon-fouilhoux@chu-lyon.fr
- Number Of Participants
- 4
Sponsor
Primary sponsor
- Full Name
- Takeda Development Center Americas Inc.
- Organisation Type
- Pharmaceutical company
- Country Of Registered Address
- United States
Contract research organisations
- Name
- Bionical Limited
- Responsibilities
- sponsorDuties codes: 1, 10, 11, 12, 5, 6, 7, 8, 9; regulatory and clinical development contact regulatoryclindev@bionicalemas.com
Third parties
- {"country":"United Kingdom","full_name":"Bionical Limited","duties_or_roles":"sponsorDuties codes: 1, 10, 11, 12, 5, 6, 7, 8, 9; contact email regulatoryclindev@bionicalemas.com; phone +441462424400","organisation_type":"Pharmaceutical company"}
Investigational products
- Investigational Product Name
- Idursulfase (idursulfase-IT [HGT-2310])
- Active Substance
- IDURSULFASE
- Modality
- Peptide/protein/enzyme
- Routes Of Administration
- Intrathecal
- Route
- Intrathecal
- Authorisation Status
- Authorised (prodAuthStatus=1)
- Maximum Dose
- 30 mg per day (maxDailyDoseAmount = 30 mg)
- Combination Treatment
- Yes
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