Cholinesterase yana nufin dangin enzymes waɗanda ke rushe neurotransmitter acetylcholine a cikin jiki. Acetylcholine yana da hannu a cikin watsawar jijiyar jijiyoyi kuma yana da mahimmanci don aikin tsoka mai dacewa, hanyoyin fahimta, da sauran ayyukan ilimin lissafi. Cholinesterase inhibitors magunguna ne da ke hana rushewar acetylcholine, kuma ana amfani da su don magance yanayi kamar cutar Alzheimer da myasthenia gravis.