Evaluation of the Efficacy and Safety of Bempedoic Acid (ETC-1002) as Add-on to Ezetimibe Therapy in Patients With Elevated LDL-C (CLEAR Tranquility)

Summary

The purpose of this study is to determine if bempedoic acid (ETC-1002) added-on to ezetimibe therapy is effective and safe versus placebo in patients with elevated LDL cholesterol.

Timeline

Start

2016-11-29

Primary completion

2018-01-11

Completion

2018-02-12

Outcome

Met primary endpoint

paper Bempedoic acid added to background lipid-modifying therapy that included ezetimibe reduced LDL-C by 28.5% more than placebo (p < 0.001; -23.5% bempedoic acid, +5.0% placebo). PMID 29910030 ↗

registry analysis (superiority test); Placebo vs Bempedoic Acid; p <0.001; Difference in LS mean -28.45 (95% CI -34.376 to -22.531); ANCOVA NCT03001076 ↗

Publications

• Background Pinkosky SL, Newton RS, Day EA, Ford RJ, Lhotak S, Austin RC, Birch CM, Smith BK, Filippov S, Groot PHE, Steinberg GR, Lalwani ND. Liver-specific ATP-citrate lyase inhibition by bempedoic acid decreases LDL-C and attenuates atherosclerosis. Nat Commun. 2016 Nov 28;7:13457. doi: 10.1038/ncomms13457.
• Background Bilen O, Ballantyne CM. Bempedoic Acid (ETC-1002): an Investigational Inhibitor of ATP Citrate Lyase. Curr Atheroscler Rep. 2016 Oct;18(10):61. doi: 10.1007/s11883-016-0611-4.
• Background Thompson PD, MacDougall DE, Newton RS, Margulies JR, Hanselman JC, Orloff DG, McKenney JM, Ballantyne CM. Treatment with ETC-1002 alone and in combination with ezetimibe lowers LDL cholesterol in hypercholesterolemic patients with or without statin intolerance. J Clin Lipidol. 2016 May-Jun;10(3):556-67. doi: 10.1016/j.jacl.2015.12.025. Epub 2016 Jan 6.
• Background Ballantyne CM, McKenney JM, MacDougall DE, Margulies JR, Robinson PL, Hanselman JC, Lalwani ND. Effect of ETC-1002 on Serum Low-Density Lipoprotein Cholesterol in Hypercholesterolemic Patients Receiving Statin Therapy. Am J Cardiol. 2016 Jun 15;117(12):1928-33. doi: 10.1016/j.amjcard.2016.03.043. Epub 2016 Apr 6.
• Background Thompson PD, Rubino J, Janik MJ, MacDougall DE, McBride SJ, Margulies JR, Newton RS. Use of ETC-1002 to treat hypercholesterolemia in patients with statin intolerance. J Clin Lipidol. 2015 May-Jun;9(3):295-304. doi: 10.1016/j.jacl.2015.03.003. Epub 2015 Mar 19.
• Results Ballantyne CM, Banach M, Mancini GBJ, Lepor NE, Hanselman JC, Zhao X, Leiter LA. Efficacy and safety of bempedoic acid added to ezetimibe in statin-intolerant patients with hypercholesterolemia: A randomized, placebo-controlled study. Atherosclerosis. 2018 Oct;277:195-203. doi: 10.1016/j.atherosclerosis.2018.06.002. Epub 2018 Jun 12.
• Ballantyne CM, Bays HE, Louie MJ, Smart J, Zhang Y, Ray KK. Factors Associated With Enhanced Low-Density Lipoprotein Cholesterol Lowering With Bempedoic Acid. J Am Heart Assoc. 2022 Aug 2;11(15):e024531. doi: 10.1161/JAHA.121.024531. Epub 2022 Aug 2.
• Banach M, Duell PB, Gotto AM Jr, Laufs U, Leiter LA, Mancini GBJ, Ray KK, Flaim J, Ye Z, Catapano AL. Association of Bempedoic Acid Administration With Atherogenic Lipid Levels in Phase 3 Randomized Clinical Trials of Patients With Hypercholesterolemia. JAMA Cardiol. 2020 Oct 1;5(10):1124-1135. doi: 10.1001/jamacardio.2020.2314.

Drugs

Evaluation	Drug	Modality	Dose	Route
Subject	Bempedoic acid	Small molecule	180 mg	Oral
Background	Ezetimibe	Unknown	10 mg	—

Indications