RecruitingGlycogen Storage Disease Type Ia
Glycogen Storage Disease Type Ia (GSDIa) Disease Monitoring Program
Eligible age
2+ yrs
Accepts
All genders
Locations
9 states
Healthy volunteers
No
See if you qualify for this study
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About this study
The main objective of this observational study is to evaluate the long-term safety and effectiveness of DTX401 for at least 10 years after DTX401 administration.
Sponsor: Ultragenyx Pharmaceutical Inc
You may qualify if…
- ✓ Patient who had:
- ✓ DTX401 (full or partial dose) administered in a parent clinical study (Group 1) or
- ✓ Prescribed DTX401(full or partial dose) administered in a post-marketing setting (Group 2)
- ✓ Patient is willing and able to provide informed consent after the nature of the study has been explained, and prior to any research-related assessments or procedures. If a minor or an adult with cognitive limitations, the patient is willing and able (if possible) to provide assent and have a legally authorized representative provide informed consent after the nature of the study has been explained, and prior to any research-related assessments or procedures.
You may not qualify if…
- ✕ Presence of any condition that would interfere with study participation, interpretation of results or affect patient's safety in the opinion of the Investigator
Where it's recruiting
California
Orange
Colorado
Denver
Connecticut
Hartford
Michigan
Ann Arbor
North Carolina
Durham
Ohio
Cleveland
Pennsylvania
Philadelphia
Texas
Houston
Utah
Salt Lake City
Source: ClinicalTrials.gov · NCT06636383 · last updated 2026-05-29