pro·​pran·​o·​lol | \prō-ˈpra-nə-ˌlȯl, -ˌlōl\

Definition of propranolol 

: a beta-blocker C16H21NO2 used in the form of its hydrochloride in the treatment of abnormal heart rhythms and angina pectoris

Examples of propranolol in a Sentence

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The monoclonal antibodies will be a leap forward from currently available preventive treatments, which include beta blockers such as propranolol and a variety of blood pressure medications. R. Allan Purdy, Scientific American, "Can Anything Stop My Migraine?," 1 May 2017 The propranolol blocks the flood of adrenaline responsible for the fear response. Jessie Sholl, The Cut, "I Tried a Phobia Treatment That Erased My Memories," 14 May 2018 To provide even more evidence, the team looked at a drug called propranolol. John Timmer, Ars Technica, "An asthma medication seems to lower Parkinson’s disease risks," 2 Sep. 2017 The chemical propranolol is the active ingredient in drugs called ____________, which are used to treat heart disease and performance anxiety. Rosa Inocencio Smith, The Atlantic, "The Atlantic Daily: The Fallout of Fire and Fury," 9 Aug. 2017 Sixty-two percent of the scientists who had taken drugs used Ritalin while 44 percent reported using Provigil and only 14 percent had tried beta blockers like propranolol. Alexis Madrigal, WIRED, "20 Percent of Scientists Admit Using Brain-Enhancing Drugs — Do You?," 9 Apr. 2008

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'propranolol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of propranolol

1964, in the meaning defined above

History and Etymology for propranolol

propyl + propanol + -ol entry 1

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The first known use of propranolol was in 1964

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pro·​pran·​o·​lol | \prō-ˈpran-ə-ˌlȯl, -ˌlōl \

Medical Definition of propranolol 

: a beta-blocker used in the form of its hydrochloride C16H21NO2·HCl especially in the treatment of hypertension, cardiac arrhythmias, and angina pectoris and in the prevention of migraine headache

Note: Trademarks for propranolol include Inderal and Innopran.

called also propanolol

— see inderal

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