any compound of carbon and another element or a radical

pertaining to or consisting of alkaloids

pertaining to or consisting of alkaloids

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

a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract

a narcotic drug that contains opium or an opium derivative

cholinergic alkaloid used in eyedrops to treat glaucoma

an alkaloid with anticholinergic effects that is used as a sedative and to treat nausea and to dilate the pupils in ophthalmic procedures