don·​ep·​e·​zil ˌdän-ˈep-ə-zil How to pronounce donepezil (audio)
: a drug taken orally in the form of its hydrochloride C24H29NO3·HCl to treat dementia associated with Alzheimer's disease

Note: Donepezil reversibly inhibits the action of acetylcholinesterase, which results in an increase in the concentration of the neurotransmitter acetylcholine. Donepezil is marketed under the trademark Aricept and when used in combination with memantine, under the trademark Namzaric.

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Cite this Entry

“Donepezil.” Medical Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

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