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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT06874010




Registration number
NCT06874010
Ethics application status
Date submitted
25/02/2025
Date registered
13/03/2025

Titles & IDs
Public title
A Multiple Ascending Dose Study of DT-216P2 in Patients With Friedreich's Ataxia
Scientific title
A Phase 1/2, Open-Label, Multiple Ascending Dose Study to Assess the Safety, Tolerability, and Pharmacokinetics of Subcutaneous and Intravenous DT-216P2 in Patients With Friedreich's Ataxia
Secondary ID [1] 0 0
DTX-216P2-101
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Friedreich Ataxia 0 0
Condition category
Condition code
Neurological 0 0 0 0
Other neurological disorders
Human Genetics and Inherited Disorders 0 0 0 0
Other human genetics and inherited disorders
Neurological 0 0 0 0
Neurodegenerative diseases

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - DT-216P2

Experimental: DT-216P2 -


Treatment: Drugs: DT-216P2
Active

Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Frequency of treatment-emergent adverse events (TEAE)
Timepoint [1] 0 0
Up to Week 12
Secondary outcome [1] 0 0
Area under the curve (AUClast, AUCinf)
Timepoint [1] 0 0
Up to Week 12
Secondary outcome [2] 0 0
Maximum concentration (Cmax)
Timepoint [2] 0 0
Up to Week 12
Secondary outcome [3] 0 0
Time to Cmax (Tmax)
Timepoint [3] 0 0
Up to Week 12
Secondary outcome [4] 0 0
Half-life (t1/2)
Timepoint [4] 0 0
Up to Week 12
Secondary outcome [5] 0 0
Frataxin expression at baseline and after treatment will be measured
Timepoint [5] 0 0
Up to Week 12

Eligibility
Key inclusion criteria
* Participants must be 18-65 years of age inclusive, at the time of signing the informed consent.
* Genetically confirmed diagnosis of FA, with homozygous GAA repeat expansions in the frataxin gene.
* Stage 5.5 or less on the FSA at screening.
* BMI between 16 and 32 kg/m2 at screening; weight should be <= 100 kg at screening.
* Male and/or female using protocol defined and regulatory approved contraception.
* Capable of giving signed informed consent.
Minimum age
18 Years
Maximum age
65 Years
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Any concomitant medical condition that in the opinion of the investigator, puts the participant at risk or precludes participant from completing the study protocol.
* Any clinically significant nonmedical conditions and psychiatric disorders that could put the participant at higher risk for participation in the study, influence the participant's ability to participate in the study, or interfere with interpretation of the participant's study results, in the opinion of the investigator.
* Received an investigational agent within the last 30 days or 5 half-lives, whichever longer, prior to the first dose of study drug, or are in follow-up of another clinical study prior to study enrollment. Exception: Potential participants who are currently on Omaveloxolone must be on stable doses for at least 3 months.
* Is not willing to comply with the contraceptive requirements during the study period, as per protocol.

Study design
Purpose of the study
Treatment
Allocation to intervention
Not applicable
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Other
Other design features
Phase
Phase 1
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
NSW,VIC
Recruitment hospital [1] 0 0
Scientia Clinical Research Ltd - Sydney
Recruitment hospital [2] 0 0
Doherty Clinical Trials - East Melbourne
Recruitment hospital [3] 0 0
Nucleus Network - Melbourne
Recruitment postcode(s) [1] 0 0
2031 - Sydney
Recruitment postcode(s) [2] 0 0
3002 - East Melbourne
Recruitment postcode(s) [3] 0 0
3004 - Melbourne

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Design Therapeutics, Inc.
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Varlli Scott
Address 0 0
Country 0 0
Phone 0 0
+613 8341 6228
Fax 0 0
Email 0 0
Contact person for scientific queries

Data sharing statement


What supporting documents are/will be available?

No Supporting Document Provided



Results publications and other study-related documents

No documents have been uploaded by study researchers.