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calcium channel blocker

British

noun

Also called: calcium antagonist. any drug that prevents the influx of calcium ions into cardiac and smooth muscle: used to treat high blood pressure and angina

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Lercanidipine is a calcium channel blocker, which works by making it easier for the heart to pump blood around the body.

From BBC • Apr. 18, 2025

When the team treated the mice with verapamil, a calcium channel blocker used to treat hypertension and chest pains, the mice quickly recovered muscle function and began to resemble their healthy, wild type peers.

From Science Daily • Jan. 2, 2024

When his blood pressure didn’t budge, his internist added two other classes of drugs: a calcium channel blocker and an ACE inhibitor.

From Washington Post • Apr. 23, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023