drugset / Trial / NCT02991144

Safety and Dose-Finding Study of DTX301 (scAAV8OTC) in Adults With Late-Onset Ornithine Transcarbamylase (OTC) Deficiency

NCT02991144

Phase 1/2 Completed 16 enrolled Ultragenyx Pharmaceutical Inc
Non-randomizedParallel-groupOpen-labelTreatment

Summary

This is a Phase 1/2, open-label, single arm, multicenter, safety and dose finding study of DTX301 in adults with late-onset OTC deficiency. The primary objective of the study is to determine the safety of single intravenous (IV) doses of DTX301.

Timeline

Start
2017-07-31
Primary completion
2021-12-16
Completion
2021-12-16

Drugs

EvaluationDrugModalityDoseRoute
Subject AVALOTCAGENE ONTAPARVOVEC Gene therapy (AAV / viral vector) 2e+12 vg/kg Intravenous
Subject AVALOTCAGENE ONTAPARVOVEC Gene therapy (AAV / viral vector) 6e+12 vg/kg Intravenous
Subject AVALOTCAGENE ONTAPARVOVEC Gene therapy (AAV / viral vector) 1e+13 vg/kg Intravenous
Background Prednisolone Other / unclassified 30 mg Oral
Background Prednisolone Other / unclassified 60 mg Oral
Background Prednisone Other / unclassified 30 mg Oral
Background Prednisone Other / unclassified 60 mg Oral