methysergide

noun meth·y·ser·gide \ˌme-thə-ˈsər-ˌjīd\

Definition of METHYSERGIDE

: a serotonin antagonist C₂₁H₂₇N₃O₂ used in the form of its maleate especially in the treatment and prevention of migraine headaches

methyl + lysergic acid + amide

First Known Use: 1962

Medical Dictionary

noun meth·y·ser·gide \ˌmeth-ə-ˈsər-ˌjīd\

: a serotonin antagonist used in the form of its maleate C₂₁H₂₇N₃O₂·C₄H₄O₄ especially in the treatment and prevention of migraine headaches

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