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Updated: Jun 9, 2025

Author Spotlight: Exploring the Relationship Between Lipotoxicity and HFpEF
Published on: March 29, 2024
Lomitapide: navigating cardiovascular challenges with innovative therapies
Undral Munkhsaikhan1, Karima Ait-Aissa1, Amal M Sahyoun1
1College of Dental Medicine, Lincoln Memorial University, LMU tower, 1705 St. Mary Street, Knoxville, TN, 37917, USA.
Insights
Dyslipidemia increases cardiovascular disease risk. Lomitapide, a microsomal triglyceride transfer protein inhibitor, effectively lowers LDL-C in HoFH patients unresponsive to statins, reducing cardiovascular risks.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
- Genetics
Background:
- Dyslipidemia is a primary risk factor for cardiovascular diseases (CVDs).
- Homozygous Familial Hypercholesterolemia (HoFH) is a severe inherited condition characterized by extremely high LDL-C levels.
- Statins are the primary treatment for dyslipidemia, but HoFH patients often show limited response.
Purpose of the Study:
- To review the therapeutic benefits of lomitapide for managing dyslipidemia, particularly in HoFH.
- To highlight lomitapide's efficacy in lowering cholesterol levels and reducing CVD risk.
- To explore lomitapide as an alternative therapy for HoFH patients.
Main Methods:
- Systematic review and meta-analysis of interventional studies.
- Focus on research findings regarding lomitapide's effectiveness.
- Analysis of lomitapide's mechanism of action as a microsomal triglyceride transfer protein (MTP) inhibitor.
Main Results:
- Lomitapide significantly reduces LDL-C levels by over 50% in HoFH patients.
- Lomitapide lowers ApoB-containing proteins and VLDL, indirectly decreasing LDL-C.
- Studies indicate improved vascular function and reduced cardiovascular risk with lomitapide treatment.
Conclusions:
- Lomitapide is an effective therapeutic option for HoFH patients with inadequate response to other treatments.
- MTP inhibition with lomitapide offers a novel approach to managing severe dyslipidemia.
- Lowering LDL-C with lomitapide is crucial for preventing atherosclerosis and improving cardiovascular health in HoFH.
Abstract:
Dyslipidemia is the most significant risk factor for cardiovascular diseases (CVDs) Secondary dyslipidemia: its treatments and association with atherosclerosis. Glob Health Med, Efficacy and safety of saroglitazar for the management of dyslipidemia: A systematic review and meta-analysis of interventional studies. The current treatment strategies for managing dyslipidemia focus on reducing low-density lipoprotein cholesterol (LDL-C) to minimize the risks of atherosclerosis and myocardial infarction (MI). Homozygous Familial Hypercholesterolemia (HoFH) is an inherited autosomal dominant disease caused by a mutation in the LDL receptor (LDLr), which can lead to extremely high levels of LDL-C The Beneficial Effect of Lomitapide on the Cardiovascular System in LDLr(-/-) Mice with Obesity, The microsomal triglyceride transfer protein inhibitor lomitapide improves vascular function in mice with obesity. Although statin therapy has been the primary treatment for dyslipidemia, HoFH patients do not respond well to statins, requiring alternative therapies. Microsomal triglyceride transfer protein (MTP) inhibition has emerged as a potential therapeutic target for treating HoFH. MTP is primarily responsible for transferring triglyceride and other lipids into apolipoprotein B (ApoB) during the assembly of very low-density lipoprotein (VLDL) particles in the liver. Lomitapide, an inhibitor of MTP, has been approved for treatingof HoFH adults. Unlike statins, lomitapide does not act on the LDLr to reduce cholesterol. Instead, lomitapide lowers the levels of ApoB-containing proteins, primarily VLDL, eventually decreasing LDL-C levels. Studies have shown that lomitapide can reduce LDL-C levels by more than 50% in patients with HoFH who have failed to respond adequately to other treatments. Lowering LDL-C levels is important for preventing atherosclerosis, reducing cardiovascular risk, improving endothelial function, and promoting overall cardiovascular health, especially for patients with HoFH Efficacy and safety of a microsomal triglyceride transfer protein inhibitor in patients with homozygous familial hypercholesterolaemia: a single-arm, open-label, phase 3 study. This review paper focuses on research findings regarding the therapeutic benefits of lomitapide, highlighting its effectiveness in lowering cholesterol levels and reducing the risk of CVDs The microsomal triglyceride transfer protein inhibitor lomitapide improves vascular function in mice with obesity.
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