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Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
Published on: November 10, 2017
Low-density lipoprotein cholesterol lowering therapies: what is on the horizon?
Ramprasad Gadi1, Vincent M Figueredo
1aEinstein Institute for Heart and Vascular Health, Einstein Medical Center bJefferson Medical College, Philadelphia, Pennsylvania, USA.
Insights
New therapies are emerging to further lower low-density lipoprotein cholesterol (LDL-C) beyond statins, addressing residual cardiovascular disease (CVD) risk and statin intolerance. These novel agents offer alternative options for managing high cholesterol and preventing CVD events.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
- Lipid Metabolism
Background:
- Elevated low-density lipoprotein cholesterol (LDL-C) is a primary risk factor for cardiovascular disease (CVD).
- Statins are effective but leave a significant residual CVD risk and are not tolerated by all patients.
- Need for novel therapies to further reduce LDL-C and manage atherosclerotic CVD.
Purpose of the Study:
- To review novel therapeutic agents for lowering LDL-C.
- To discuss agents targeting residual CVD risk and statin intolerance.
Main Methods:
- Review of emerging LDL-C lowering therapies.
- Discussion of antisense oligonucleotides, PCSK9 inhibitors, and MTP inhibitors.
- Analysis of mechanism of action, pharmacokinetics, efficacy, and safety.
Main Results:
- Novel agents offer additional LDL-C reduction beyond statins.
- Antisense oligonucleotides, PCSK9 inhibitors, and MTP inhibitors represent distinct therapeutic classes.
- Efficacy and safety profiles vary among these novel agents.
Conclusions:
- Novel agents provide promising alternatives for managing hyperlipidemia and reducing CVD risk.
- These therapies address unmet needs in patients with statin intolerance or residual risk.
- Further research and clinical application of these agents are warranted.
Abstract:
Elevated low-density lipoprotein cholesterol (LDL-C) levels are associated with an increased risk for cardiovascular disease (CVD). Statins have been the cornerstone of lipid therapy to lower LDL-C for the past two decades, but despite significant clinical efficacy in a majority of patients, a large residual risk remains for the development of initial or recurrent atherosclerotic CVD. In addition, owing to the side-effects, a significant percentage of patients cannot tolerate any statin dose or a high enough statin dose. Thus, novel therapeutic agents are currently being developed to lower LDL-C levels further. This review will highlight these novel therapeutic agents including antisense oligonucleotides focused on apolipoprotein B, proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibitors, and microsomal triglyceride transfer protein inhibitors. For each therapeutic class, an overview of mechanism of action, pharmacokinetic data, and efficacy/safety evidence will be discussed.
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