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An Open-Label Extension Study of Olezarsen (ISIS 678354) Administered Subcutaneously to Patients with Severe Hypertriglyceridemia (SHTG)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2022-501999-26-00
Acronym
ISIS 678354-CS15
Enrollment
502
Registered
2023-05-22
Start date
2023-07-12
Completion date
Unknown
Last updated
2025-12-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Severe Hypertriglyceridemia (SHTG)

Brief summary

Proportion of Patients With Change in Laboratory Values From Baseline to Week 53, and from Baseline to Week 105, and from Baseline to Week 157. Values include platelet count value <50,000 mm^3, Clinical bleeding events, decrease in eGFR by 30%, decrease in eGFR by ≥ 50%, urine protein/creatinine ratio (UPCR) ≥1000 mg/g, urine/albumin creatinine ratio (UACR) ≥500 mg/g, ALT or AST ≥5 × upper limit of normal (ULN), total bilirubin ≥2.0 mg/dL, and ALT or AST ≥3 × ULN and total bilirubin ≥2 × ULN., Proportion of Participants Who Experience Adverse Events (AEs) [Time Frame: Up to 170 weeks], Proportion of Participants Who Use Concomitant Medications [Time Frame: Up to 170 weeks]

Interventions

Sponsors

Ionis Pharmaceuticals Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Proportion of Patients With Change in Laboratory Values From Baseline to Week 53, and from Baseline to Week 105, and from Baseline to Week 157. Values include platelet count value <50,000 mm^3, Clinical bleeding events, decrease in eGFR by 30%, decrease in eGFR by ≥ 50%, urine protein/creatinine ratio (UPCR) ≥1000 mg/g, urine/albumin creatinine ratio (UACR) ≥500 mg/g, ALT or AST ≥5 × upper limit of normal (ULN), total bilirubin ≥2.0 mg/dL, and ALT or AST ≥3 × ULN and total bilirubin ≥2 × ULN., Proportion of Participants Who Experience Adverse Events (AEs) [Time Frame: Up to 170 weeks], Proportion of Participants Who Use Concomitant Medications [Time Frame: Up to 170 weeks]

Countries

Belgium, Bulgaria, Czechia, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Lithuania, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Spain, Sweden

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026