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Role of Non-Statins, LDL-C Thresholds, and Special Population Considerations: A Look at the Updated 2016 ACC Consensus Committee Recommendations

  • STATIN DRUGS (B. WIGGINS, SECTION EDITOR)
  • Published:
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Abstract

Purpose of Review

The 2013 ACC/AHA Cholesterol guidelines was a major paradigm shift in the management and treatment of dyslipidemia. The new guidelines outlined “statin benefit groups,” highlighted weighing the benefit versus risks of statin therapy (“net benefit”), and discussed the importance of shared decision making between patients and providers in primary prevention. While there was widespread agreement on the main groups benefiting from statin therapy, there was significant controversy regarding LDL-C goals and thresholds, the role of non-statin therapy, and the use of statins in specific populations. The goal of this review is to understand the rationale for the updated 2016 ACC Expert Consensus on Non-Statins and to contrast it with the 2015 NLA Recommendations on the Management of Dyslipidemia.

Recent Findings

The findings of the ACC Expert Consensus Panel were largely influenced by the results of several new clinical trials using non-statin therapy in combination with moderate to high intensity statin therapy. The IMPROVE-IT trial demonstrated that ezetimibe on top of statin therapy lowered ASCVD risk in patients with acute coronary syndromes whose LDL was driven below the previous LDL-C target of <70 mg/dL. In addition, preliminary data assessing the safety of evolocumab and alirocumab on top of statin therapy suggested possible large reductions in ASCVD risk in post hoc analysis.

Summary

Both the 2016 ACC Consensus Recommendations and the 2015 NLA Recommendations emphasize the importance of maximally tolerated statin therapy, the use of adjunctive non-statin LDL lowering therapy, and the use of LDL-C goals and thresholds to guide intensification of LDL lowering therapy. Although there are some important differences between the ACC Consensus and NLA recommendations in terms of treatment of special populations (i.e., CHF) and on the use of non-HDL-C goals and thresholds, both guidelines support a role for ezetimibe, bile acid sequestrants, and PCSK-9 inhibitors in patients on maximum tolerated statin therapy. The recent positive results of the FOURIER trial gives additional support to the non-statin recommendations of both the ACC and NLA.

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Correspondence to Bhavin B. Adhyaru.

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Conflict of Interest

Bhavin B. Adhyaru declares no conflicts of interest.

Terry A. Jacobson is a consultant for Amarin, Amgen, Astra-Zeneca, Merck, and Regeneron/Sanofi.

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This article does not contain any studies with human or animal subjects performed by any of the authors.

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This article is part of the Topical Collection on Statin Drugs

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Adhyaru, B.B., Jacobson, T.A. Role of Non-Statins, LDL-C Thresholds, and Special Population Considerations: A Look at the Updated 2016 ACC Consensus Committee Recommendations. Curr Atheroscler Rep 19, 29 (2017). https://doi.org/10.1007/s11883-017-0666-x

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