Treatment of Hypercholesterolemia in 2015
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Updated: Apr 1, 2026

A Familial Hypercholesterolemia Human Liver Chimeric Mouse Model Using Induced Pluripotent Stem Cell-derived Hepatocytes
Published on: September 15, 2018
1Division of Cardiology, Department of Medicine, New York Medical College/Westchester Medical Center, Valhalla, NY.
Insights
Statins effectively reduce cardiovascular events in high-risk patients. Recent trials show adding ezetimibe to statins offers a modest benefit, while PCSK9 inhibitors are being investigated for further risk reduction.
Area of Science:
- Cardiology
- Pharmacology
- Preventive Medicine
Background:
- Statins are proven to reduce cardiovascular events in high-risk hypercholesterolemia patients.
- Current guidelines support statin use but lack data on routine non-statin combination therapy.
- Recent research explores novel therapies to enhance cardiovascular event reduction.
Purpose of the Study:
- To review the evidence for statin use in cardiovascular disease prevention.
- To evaluate the efficacy of adding non-statin medications to statin therapy.
- To examine the role of novel agents like PCSK9 inhibitors in managing cardiovascular risk.
Main Methods:
- Review of randomized controlled trials and observational studies on statins.
- Analysis of guideline recommendations from the American College of Cardiology/American Heart Association.
- Examination of recent clinical trial data, including simvastatin/ezetimibe combination and PCSK9 inhibitor trials.
Main Results:
- Statins are established for primary and secondary cardiovascular event prevention.
- A trial demonstrated a statistically significant, albeit modest, reduction in cardiovascular events with simvastatin plus ezetimibe versus simvastatin plus placebo.
- Proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors show substantial LDL-C lowering and are under investigation for cardiovascular outcomes.
Conclusions:
- Statins remain a cornerstone therapy for high-risk patients.
- Combination therapy with ezetimibe may offer additional benefits in specific patient populations.
- PCSK9 inhibitors represent a promising new class of drugs for further reducing cardiovascular risk.
Abstract:
Randomized, double-blind, placebo-controlled secondary prevention and primary prevention studies and observational studies have documented that statins reduce cardiovascular events in high-risk patients with hypercholesterolemia. The 2013 American College of Cardiology/American Heart Association guidelines on treatment of hypercholesterolemia support the use of statins in 4 major groups that will be discussed. The Expert Panel of these guidelines could find no data supporting the routine use of nonstatin drugs combined with statins to further reduce cardiovascular events. Since these guidelines were published, a double-blind randomized trial of 18,144 patients with an acute coronary syndrome demonstrated at a 7-year follow-up that the incidence of cardiovascular events was 34.7% in patients randomized to simvastatin plus placebo versus 32.7% in patients randomized to simvastatin plus ezetimibe (hazard ratio = 0.936; P = 0.016). Proprotein convertase subtilisin/kexin type 9 inhibitors further lower serum low-density lipoprotein cholesterol by 50%-70% in patients treated with statins and 4 phase 3 trials including more than 70,000 patients are investigating whether these monoclonal antibodies to proprotein convertase subtilisin/kexin type 9 will lower cardiovascular events.
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