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Published on: November 10, 2017
Biochemistry of Statins
Emmanuel Eroume A Egom1, Hafsa Hafeez2
1Department of Clinical Medicine, Trinity College Dublin/The University of Dublin, Dublin, Ireland; Egom Clinical & Translational Research Services Ltd, Halifax, Nova Scotia, Canada.
Insights
Statins, a leading medication for lowering blood lipids like LDL-cholesterol, effectively prevent cardiovascular disease (CVD). This chapter details their biochemistry, pharmacokinetics, and mechanisms for treating hyperlipidemia.
Area of Science:
- Biochemistry
- Pharmacology
- Cardiovascular Medicine
Background:
- Cardiovascular disease (CVD) is a primary global cause of death, with elevated blood lipids, particularly low-density lipoprotein (LDL)-cholesterol, identified as a major risk factor.
- Therapeutic strategies for CVD risk reduction primarily target LDL-cholesterol lowering.
- Statins, or HMG-CoA reductase inhibitors, are the most prescribed lipid-lowering agents, demonstrating significant efficacy in preventing cardiovascular outcomes.
Purpose of the Study:
- To provide a comprehensive overview of statin biochemistry.
- To elucidate the pharmacokinetic properties and mechanisms of action of statins.
- To discuss potential adverse reactions associated with clinical statin use.
Main Methods:
- Review of existing literature on statin pharmacology and clinical trials.
- Analysis of biochemical structures and mechanisms of HMG-CoA reductase inhibition.
- Examination of pharmacokinetic data and adverse event profiles from clinical studies.
Main Results:
- Statins are highly effective in reducing LDL-cholesterol levels.
- Numerous studies confirm the efficacy of statins in preventing cardiovascular events.
- Understanding statin biochemistry, pharmacokinetics, and mechanisms is crucial for their effective clinical application.
Conclusions:
- Statins are a cornerstone therapy for hypercholesterolemia and mixed hyperlipidemia.
- Their efficacy in CVD prevention is well-established through extensive research.
- This chapter serves as a detailed resource on the biochemical and clinical aspects of statins.
Abstract:
Cardiovascular disease (CVD) is the leading cause of morbidity and mortality worldwide. Elevated blood lipids may be a major risk factor for CVD. Due to consistent and robust association of higher low-density lipoprotein (LDL)-cholesterol levels with CVD across experimental and epidemiologic studies, therapeutic strategies to decrease risk have focused on LDL-cholesterol reduction as the primary goal. Current medication options for lipid-lowering therapy include statins, bile acid sequestrants, a cholesterol-absorption inhibitor, fibrates, nicotinic acid, and omega-3 fatty acids, which all have various mechanisms of action and pharmacokinetic properties. The most widely prescribed lipid-lowering agents are the HMG-CoA reductase inhibitors, or statins. Since their introduction in the 1980s, statins have emerged as the one of the best-selling medication classes to date, with numerous trials demonstrating powerful efficacy in preventing cardiovascular outcomes (Kapur and Musunuru, 2008 [1]). The statins are commonly used in the treatment of hypercholesterolemia and mixed hyperlipidemia. This chapter focuses on the biochemistry of statins including their structures, pharmacokinetics, and mechanism of actions as well as the potential adverse reactions linked to their clinical uses.
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