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Completed Phase 3 Interventional

A Study of Olezarsen (ISIS 678354) in Participants With Hypertriglyceridemia and Atherosclerotic Cardiovascular Disease, or With Severe Hypertriglyceridemia

ClinicalTrials.gov ID: NCT05610280

Public ClinicalTrials.gov record NCT05610280. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:36 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-blind, Placebo-Controlled, Phase 3 Study of Olezarsen (ISIS 678354) in Patients With Hypertriglyceridemia and Atherosclerotic Cardiovascular Disease (Established or at Increased Risk for), or With Severe Hypertriglyceridemia

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of the study is to evaluate the effect of olezarsen on percent change in fasting triglyceride (TG) levels compared to placebo in participants with hypertriglyceridemia and atherosclerotic cardiovascular disease, or with severe hypertriglyceridemia.

Study identification

NCT ID
NCT05610280
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Enrollment
1,478 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 21, 2022 (Actual)
Primary completion
Aug 8, 2024 (Actual)
Completion
Jun 9, 2025 (Actual)
Last update posted
Feb 10, 2026

2022 – 2025

United States locations

U.S. sites
68
U.S. states
22
U.S. cities
57
Facility City State ZIP Site status
Alabama Clinical Therapeutics, LLC Alabaster Birmingham Alabama 35235 —
Heart Center Research PC Huntsville Alabama 35801 —
Cardiovascular Research Foundation of Southern California Beverly Hills California 90210 —
Westside Medical Associates of Los Angeles Beverly Hills California 90211 —
Diabetes/Lipid Management & Research Center Huntington Beach California 92648 —
University of California, San Diego (UCSD) La Jolla California 92037 —
Clinical Trials Research Lincoln California 95648 —
Amicis Research Northridge California 91324 —
Valley Clinical Trials, Inc. Northridge California 91325 —
Northern California Research Sacramento California 95821 —
Amicis Research Center Santa Clarita California 91344 —
Metabolic Institute of America Tarzana California 91356 —
Lundquist Institute for Biomedical Innovation at Harbor UCLA Medical Center Torrance California 90502 —
Amicis Research Center Valencia California 91355 —
Excel Clinical Medical Trials Boca Raton Florida 33434 —
Finlay Medical Research - West Palm Greenacres City Florida 33467 —
Global Research Associates Homestead Florida 33030 —
3Sync Research Lake Worth Florida 33460 —
Finlay Medical Research Miami Florida 33126 —
Advanced Medical Research Institute (AMRI) Miami Florida 33174 —
De La Cruz Research Center, LL Miami Florida 33184 —
Suncoast Clinical Research, Inc. - New Port Richey New Port Richey Florida 34652 —
Suncoast Clinical Research, Inc. - Palm Harbor New Port Richey Florida 34652 —
Proactive Clinical Research Oakland Park Florida 33309 —
Ocala Cardiovascular Research Ocala Florida 34471 —
Comprehensive Medical & Research Center Plantation Florida 33317 —
Progressive Medical Research Port Orange Florida 32127 —
St. Johns Center for Clinical Research Saint Augustine Florida 32086 —
JSV Clinical Research Study, Inc Tampa Florida 33634 —
Centricity Research Columbus Georgia 31904 —
Atlanta Heart Specialists Tucker Georgia 30084 —
Evanston Premier Healthcare Research LLC Evanston Illinois 60201 —
Clinical Investigation Specialists, Inc Gurnee Illinois 60031 —
Affinity Health Park Ridge Illinois 60068 —
Cardiovascular Research of Northwest Indiana, LLC Munster Indiana 46321 —
Reid Hospital and Health Care Services Richmond Indiana 47374 —
West Broadway Clinic Council Bluffs Iowa 51501 —
Mercy One Iowa Heart Center West Des Moines Iowa 50266 —
University of Kansas Medical Center (KUMC) Kansas City Kansas 66160 —
Norton Cardiovascular Associates Louisville Kentucky 40205 —
Louisville Metabolic and Atherosclerosis Research Center Louisville Kentucky 40213 —
Maryland Cardiovascular Specialists Baltimore Maryland 21229 —
Aa Mrc, Llc Flint Michigan 48504 —
Palm Research Center, Inc. Las Vegas Nevada 49148 —
Clinical Research of South Nevada Las Vegas Nevada 89104 —
Palm Research Center, Inc. Las Vegas Nevada 89148 —
Medical University of South Carolina (MUSC) Charleston North Carolina 29425 —
Moses H. Cone Memorial Hospital Greensboro North Carolina 27401 —
Aultman Hospital Cardiology Clinical Trials Canton Ohio 44710 —
McConnell Heart Health Center Columbus Ohio 43214 —
Summit Research Group, LLC Stow Ohio 44224 —
Central Oklahoma Early Detection Center Edmond Oklahoma 73034 —
Green and Seidner Family Practice Associates Lansdale Pennsylvania 19446 —
Main Street Physicians Care Waterway Little River South Carolina 29566 —
OnSite Clinical Solutions, LLC Rock Hill South Carolina 29732 —
Monument Health Clinical Research Rapid City South Dakota 57701 —
Health Concepts Rapid City South Dakota 57702 —
The Jackson Clinic Jackson Tennessee 38301 —
Affinity Health Corp. Nashville Tennessee 37203 —
Tennessee Center for Clinical Trials Tullahoma Tennessee 37388 —
Baylor College of Medicine Houston Texas 77030 —
Juno Research, LLC Houston Texas 77040 —
Texas Institute of Cardiology McKinney Texas 75071 —
Southern Endocrinology Associates Mesquite Texas 75149 —
FMC Science Round Rock Texas 78681 —
Carient Heart & Vascular Manassas Virginia 20109 —
Manassas Clinical Research Center Manassas Virginia 20110 —
Charleston Area Medical Center (CAMC) Clinical Trials Center Charleston West Virginia 25304 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 100 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05610280, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 10, 2026 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05610280 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →