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physostigmine

physostigmine [ fsō stíg meen ] or physostigmin [ fss ō stígmin ]


noun 
Definition:
 
drug derived from Calabar bean: a crystalline alkaloid. Source: dried leaves of the vine that produces Calabar beans. Use: treatment of glaucoma, to counteract adverse effects of anticholinergic drugs on the central nervous system. C15H12N3O2
Former name  eserine


[Mid-19th century. < modern Latin Physostigma< Greek phusa 'bladder' + stigma 'mark on the skin']
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