Cevimeline and Memantine and donepezil interaction

Cevimeline and Memantine and donepezil: the Memantine and donepezil prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Memantine and donepezil (Namzaric) label · effective 2026-03-06

Moderate

Peptic Ulcer Disease and Gastrointestinal Bleeding Through their primary action, cholinesterase inhibitors may be expected to increase gastric acid secretion due to increased cholinergic activity.

Warnings and precautionsby drug classView label on DailyMed
Minor

Genitourinary Conditions Although not observed in clinical trials of donepezil hydrochloride, an active ingredient in NAMZARIC, cholinomimetics may cause bladder outflow obstruction.

Warnings and precautionsby drug classView label on DailyMed
Minor

Seizures Cholinomimetics, including donepezil hydrochloride, an active ingredient in NAMZARIC, are believed to have some potential to cause generalized convulsions.

Warnings and precautionsby drug classView label on DailyMed
Minor

Pulmonary Conditions Because of their cholinomimetic actions, cholinesterase inhibitors should be prescribed with care to patients with a history of asthma or obstructive pulmonary disease.

Warnings and precautionsby drug classView label on DailyMed
Minor

Concomitant administration of succinylcholine, similar neuromuscular blocking agents, or cholinergic agonists may lead to synergistic effect.

Drug interactionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.