Conditions: Homozygous Familial Hypercholesterolemia
Allocation: NA | Intervention model: SINGLE_GROUP
Enrollment: 9
Healthy volunteers: no

Brief summary:
This is an open-label, single-arm study to assess the reduction of low-density lipoprotein cholesterol (LDL-C) by REGN1500 in patients with homozygous familial hypercholesterolemia (HoFH).

Detailed description:

Arms:
arm 1: Open-label REGN1500

Interventions: intervention 1: REGN1500 250 mg SC/15 mg/kg IV/450 mg SC
Intervention descriptions: intervention 1: Participants received single dose of REGN1500 subcutaneous (SC) injection of 250 milligrams (mg) at Week 0 (Day 1), followed by single dose of REGN1500 intravenous (IV) injection of 15 milligrams per kilogram (mg/kg) at Week 2 (Day 15) and then followed by 4 doses of REGN1500 SC injection of 450 mg once weekly starting from Week 12 (Day 85). Only the first 2 enrolled participants received 4 weekly REGN1500 450 mg SC doses at weeks 12, 13, 14, and 15 per the protocol. This dose regimen was removed under protocol amendment 4. Participants were followed for a period of 24 weeks (through Week 26 \[Day 183\]) after the last dose of study drug in the main study period.

Protocol document: