Donepezil interactions

Donepezil (Aricept), a cholinesterase inhibitor has 62 documented interactions across the FDA labels and fact sheets we index: 1 major, 20 moderate, 40 minor, and 1 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This drug page is a starting point, not a verdict for your situation.

Major interactions (1)

  • Pyridostigminecholinesterase inhibitorMajor

    Pyridostigmine bromide extended-release tablets are contraindicated in patients with: Mechanical intestinal or urinary obstruction Known hypersensitivity to pyridostigmine or other anticholinesterase agents Mechanical intestinal or urinary obstruction. (Pyridostigmine label, Contraindications)

Moderate interactions (20)

  • AspirinNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • Aspirin and dipyridamoleantiplatelet agentModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • Bethanecholcholinergic agonistModerate

    Peptic Ulcer Disease and GI Bleeding Through their primary action, cholinesterase inhibitors may be expected to increase gastric acid secretion due to increased cholinergic activity. (Donepezil label, Warnings and precautions)

  • CelecoxibNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • Cevimelinecholinergic agonistModerate

    Peptic Ulcer Disease and GI Bleeding Through their primary action, cholinesterase inhibitors may be expected to increase gastric acid secretion due to increased cholinergic activity. (Donepezil label, Warnings and precautions)

  • DiclofenacNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • DicyclomineanticholinergicModerate

    Dicyclomine hydrochloride should be given to patients with myasthenia gravis only to reduce adverse muscarinic effects of an anticholinesterase (5.4) (Dicyclomine label, Warnings and precautions)

  • Esmololbeta blockerModerate

    Anticholinesterases: BREVIBLOC injection prolonged the duration of succinylcholine-induced neuromuscular blockade and moderately prolonged clinical duration and recovery index of mivacurium. (Esmolol label, Drug interactions)

  • EtodolacNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • IbuprofenNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • IndomethacinNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • KetorolacNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • MeloxicamNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • NabumetoneNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • NaproxenNSAIDModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

  • OxybutyninanticholinergicModerate

    Use with caution due to aggravation of symptoms: Pre-existing dementia in patients treated with cholinesterase inhibitors ( 5.2 ), Parkinson’s disease ( 5.2 ), Myasthenia gravis ( 5.3 ), and Decreased gastrointestinal motility in patients with autonomic neuropathy ( 5.4 ). (Oxybutynin label, Warnings and precautions)

  • Pilocarpinecholinergic agonistModerate

    Peptic Ulcer Disease and GI Bleeding Through their primary action, cholinesterase inhibitors may be expected to increase gastric acid secretion due to increased cholinergic activity. (Donepezil label, Warnings and precautions)

  • Ramelteonsedative-hypnoticModerate

    Donepezil: Increases systemic exposure of ramelteon; patients should be closely monitored when ramelteon is coadministered with donepezil. (Ramelteon label, Drug interactions)

  • ScopolamineanticholinergicModerate

    Peptic Ulcer Disease and GI Bleeding Through their primary action, cholinesterase inhibitors may be expected to increase gastric acid secretion due to increased cholinergic activity. (Donepezil label, Warnings and precautions)

  • Sumatriptan and naproxentriptanModerate

    Therefore, patients should be monitored closely for symptoms of active or occult gastrointestinal bleeding, especially those at increased risk for developing ulcers, e.g., those with a history of ulcer disease or those receiving concurrent nonsteroidal anti-inflammatory drugs (NSAIDs). (Donepezil label, Warnings and precautions)

Minor mentions (40)

  • AclidiniumanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • AmantadineanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Amitriptylinetricyclic antidepressantMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • BenztropineanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • ChlorpheniramineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • ChlorpromazineantipsychoticMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • ClozapineantipsychoticMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Cyclobenzaprinemuscle relaxantMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • CyclopentolateanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • DarifenacinanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • DexamethasonecorticosteroidMinor

    Anticholinesterases Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Dexamethasone label, Drug interactions)

  • DimenhydrinateantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • DiphenhydramineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Dipyridamoleantiplatelet agentMinor

    Cholinesterase Inhibitors Dipyridamole may counteract the anticholinesterase effect of cholinesterase inhibitors, thereby potentially aggravating myasthenia gravis. (Dipyridamole label, Drug interactions)

  • Doxepintricyclic antidepressantMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • DoxylamineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • FesoterodineanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Galantaminecholinesterase inhibitorMinor

    Use with Cholinomimetics and Other Cholinesterase Inhibitors A synergistic effect may be expected when cholinesterase inhibitors are given concurrently with succinylcholine, similar neuromuscular blocking agents, or cholinergic agonists such as bethanechol. (Donepezil label, Drug interactions)

  • GlycopyrrolateanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • HydroxyzineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • HyoscyamineanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • IpratropiumanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • MeclizineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • MethylprednisolonecorticosteroidMinor

    Anticholinesterases : Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Methylprednisolone label, Drug interactions)

  • Nortriptylinetricyclic antidepressantMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • OlanzapineantipsychoticMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • OnabotulinumtoxinAneuromuscular blockerMinor

    A synergistic effect may be expected with concomitant administration of succinylcholine, similar neuromuscular blocking agents, or cholinergic agonists ( 7.2 ) (Donepezil label, Drug interactions)

  • ParoxetineSSRIMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • PrednisolonecorticosteroidMinor

    Anticholinesterase agents: Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Prednisolone label, Drug interactions)

  • PrednisonecorticosteroidMinor

    Anticholinesterase Agents Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Prednisone label, Drug interactions)

  • ProchlorperazineantipsychoticMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • PromethazineantihistamineMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Rivastigminecholinesterase inhibitorMinor

    Use with Cholinomimetics and Other Cholinesterase Inhibitors A synergistic effect may be expected when cholinesterase inhibitors are given concurrently with succinylcholine, similar neuromuscular blocking agents, or cholinergic agonists such as bethanechol. (Donepezil label, Drug interactions)

  • SolifenacinanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • TiotropiumanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • TolterodineanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • TriamcinolonecorticosteroidMinor

    Anticholinesterases: Concomitant use of anticholinesterase agents and corticosteroids may produce severe weakness in patients with myasthenia gravis. (Triamcinolone label, Drug interactions)

  • TrihexyphenidylanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • TrospiumanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

  • Umeclidinium and vilanterolanticholinergicMinor

    Cholinesterase inhibitors have the potential to interfere with the activity of anticholinergic medications ( 7.1 ) (Donepezil label, Drug interactions)

No significant interaction reported (1)

  • RisperidoneantipsychoticNo interaction

    In drug interaction studies, oral RISPERDAL did not significantly affect the pharmacokinetics of donepezil and galantamine, which are metabolized by CYP 2D6. (Risperidone label, Drug interactions)

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Not medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.