Overview Study of ORL-1B in Patients With Biotinidase Deficiency Status: Completed Trial end date: 2018-01-01 Target enrollment: Participant gender: Summary An Open-label, Single-arm, Phase 2 Study of Biotin in Patients With Biotinidase Deficiency. Phase: Phase 1/Phase 2 Details Lead Sponsor: Orpha LabsTreatments: Biotin