[fahy-soh-stig-meen, -min] /ˌfaɪ soʊˈstɪg min, -mɪn/

noun, Pharmacology.
an alkaloid, C 1 5 H 2 1 N 3 O 2 , used in the treatment of Alzheimer’s disease to raise the level of the neurotransmitter acetylcholine and also as a miotic in glaucoma.
an alkaloid found in the Calabar bean used esp in eye drops to reduce pressure inside the eyeball. Formula: C15H21N3O2 Also called eserine

physostigmine phy·so·stig·mine (fī’sō-stĭg’mēn’) or phy·so·stig·min (-mĭn)
A crystalline alkaloid used in medicine as a miotic and cholinergic agent and to enhance memory in patients with Alzheimer’s disease. Also called eserine.


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