quinidine
noun
quin·i·dine
| \ ˈkwi-nə-ˌdēn
\
\
Definition of quinidine
: an alkaloid C20H24N2O2 that is stereoisomeric with quinine and is used in the form of its sulfate or gluconate to treat cardiac rhythm irregularities
Examples of quinidine in a Sentence
Recent Examples on the Web
Pharmaceutical companies other than Eli Lilly could step in and manufacture quinidine in the meantime, a solution that Travassos conceded is unlikely to happen without financial incentives. — Haley Weiss, Scientific American, "Malaria Treatments Are Not Working Well," 23 Aug. 2019 Some of the drugs were discovered a century ago or earlier, including benzocaine (a local anesthetic sometimes put in cough drops) and quinidine (a treatment for heart rhythm disorders). — Jonathan Saltzman, BostonGlobe.com, "This Cambridge nonprofit is seeking every drug ever developed," 12 May 2018 In the early 2000s, Smith combined dextromethorphan — the main ingredient in cough syrups such as Robitussin — with quinidine, a drug used to treat irregular heart rhythms. — Julie Appleby, Kaiser Health News, "Overwrought Marketing? Ads, Not Research, Create Some Pharma Best-Sellers," 16 May 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quinidine.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for quinidine
quinidine
noun
quin·i·dine
| \ ˈkwin-ə-ˌdēn
, -dən
\
, -dən
\
Medical Definition of quinidine
: a crystalline dextrorotatory stereoisomer of quinine found in some species of cinchona and used chiefly in the form of its hydrated sulfate (C20H24N2O2)2·H2SO4·2H2O to treat irregularities of cardiac rhythm and sometimes in place of quinine as an antimalarial