alkaloid

Noun
  1. Natural bases containing nitrogen found in plants (synset 114736853)
    is a type of: organic compound - any compound of carbon and another element or a radical
    subtypes:
    • atropine - a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticides
    • hyoscyamine - a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract
    • pilocarpine - cholinergic alkaloid used in eyedrops to treat glaucoma
    • hyoscine, scopolamine - an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures
    • physostigmine - used in treatment of Alzheimer's disease and glaucoma
    • cinchonine - an alkaloid derivative of the bark of cinchona trees that is used as an antimalarial drug
    • ephedrine - white odorless powdered or crystalline alkaloid from plants of the genus Ephedra (especially Ephedra sinica) or made synthetically; used as a bronchodilator to treat bronchitis and asthma
    • ergonovine, ergotrate maleate - an alkaloid derived from ergot (trade name Ergotrate Maleate) that is less toxic than ergot; induces muscular contraction of the uterus and is administered after childbirth or abortion
    • ergotamine - an alkaloid derived from ergot that is less toxic than ergot; causes constriction of blood vessels and is used to treat migraine
    • pseudoephedrine - poisonous crystalline alkaloid occurring with ephedrine and isomorphic with it
    • nicotine - an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide
    • strychnine - an alkaloid plant toxin extracted chiefly from nux vomica; formerly used as a stimulant
    • brucine - a bitter alkaloid poison resembling strychnine and extracted from nux vomica
    • betaine - a sweet tasting alkaloid that occurs in sugar beets
    • caffein, caffeine - a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
    • rauwolfia - any of several alkaloids extracted from the shrub Rauwolfia serpentina
    • curare, tubocurarine - a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles

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