alpha-blocker

noun
al·​pha-block·​er | \ -ˌbläk-ər How to pronounce alpha-blocker (audio) \

Medical Definition of alpha-blocker

: any of a group of drugs (as doxazosin and terazosin) that combine with and block the activity of an alpha-receptor to relax smooth muscle (as of blood vessels) and are used especially to treat hypertension and benign prostatic hyperplasia — compare beta-blocker

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Cite this Entry

“Alpha-blocker.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/alpha-blocker. Accessed 19 Oct. 2020.

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