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Helios-B : A Study to Evaluate Vutrisiran in Patients with Transthyretin Amyloidosis with Cardiomyopathy

Phase 3
Conditions
Transthyretin Amyloidosis (ATTR) With Cardiomyopathy
Cardiomyopathy
Registration Number
LBCTR2020104517
Lead Sponsor
Alnylam Pharmaceuticals, Inc.
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Complete
Sex
All
Target Recruitment
600
Inclusion Criteria

1. Has a documented diagnosis of transthyretin (ATTR) amyloidosis with cardiomyopathy, classified as either hereditary ATTR (hATTR)
Amyloidosis with cardiomyopathy or wild-type ATTR (wtATTR) amyloidosis with cardiomyopathy meeting pre-specified diagnostic criteria.
2. Has medical history of heart failure (HF) with at least 1 prior hospitalization for HF OR clinical evidence of HF.

Exclusion Criteria

1. Has known primary amyloidosis or leptomeningeal amyloidosis
2. Has New York Heart Association (NYHA) Class IV heart failure
3. Has NYHA Class III heart failure AND is at high risk based on pre-specified criteria
4. Has a polyneuropathy disability (PND) Score IIIa, IIIb, or IV at the Screening visit
5. Has estimated glomerular filtration rate (eGFR) <30 mL/min/1.73 m^2
6. Has received prior TTR-lowering treatment
7. Has other non-TTR cardiomyopathy, hypertensive cardiomyopathy, cardiomyopathy due to valvular heart disease, or cardiomyopathy due to
ischemic heart disease

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
ame: Composite Endpoint of All-Cause Mortality and Recurrent Cardiovascular (CV) Events (CV Hospitalizations and Urgent Heart Failure [HF] Visits);Timepoints: [ Time Frame: 30-36 months];Measure: All-cause mortality and recurrent CV events (CV hospitalizations and urgent HF visits) will be compared between treatment groups using an Andersen-Gill model.
Secondary Outcome Measures
NameTimeMethod
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