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atropine

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.18 sec.
at·ro·pine  (tr-pn, -pn) also at·ro·pin (-pn)
n.
A poisonous, bitter, crystalline alkaloid, C17H23NO3, obtained from belladonna and other related plants. It is used to dilate the pupils of the eyes and as an antispasmodic.

[From New Latin Atropa, genus name of belladonna, from Greek Atropos, Atropos; see Atropos.]

atropine
Noun
a poisonous alkaloid obtained from deadly nightshade [New Latin atropa deadly nightshade]

atropine  (tr-pn, -pn)
A poisonous, bitter, crystalline alkaloid derived from deadly nightshade and related plants. It is used as a drug to dilate the pupils of the eye and to inhibit muscle spasms. Chemical formula: C17H23NO3.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.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
antidote, counterpoison - a remedy that stops or controls the effects of a poison
antispasmodic, antispasmodic agent, spasmolytic - a drug used to relieve or prevent spasms (especially of the smooth muscles)
belladonna - an alkaloidal extract or tincture of the poisonous belladonna plant that is used medicinally
mydriatic, mydriatic drug - a drug that causes the pupil of the eye to dilate; used to aid eye examinations
alkaloid - natural bases containing nitrogen found in plants
poison, poisonous substance, toxicant - any substance that causes injury or illness or death of a living organism

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3]H]AFDX384 (specific activity, 115 Ci/mmol; PerkinElmer) with or without 1 [micro]M atropine (Sigma) to displace specific binding (Qiao et al.
1,6) Muscarinic receptors are acetylcholine-binding receptors that have historically been demonstrated to be activated by muscarine and blocked by atropine.
 
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