Meds & supplements › Donepezil
Medicine
Donepezil hydrochloride tablet is an acetylcholinesterase inhibitor indicated for the treatment of dementia of the Alzheimer's type.
Selected manufacturer label information, organised into consistent sections by Sofidex. Read the full label at DailyMed ↗
Donepezil Hydrochloride comes as film-coated tablets in dosage strengths of 23 mg.
Donepezil hydrochloride is a prescription medicine to treat mild, moderate and severe Alzheimer's disease. Donepezil hydrochloride can help with mental function and with doing daily tasks. Donepezil hydrochloride does not work the same in all people. Some people may:
Donepezil hydrochloride does not cure Alzheimer's disease. All patients with Alzheimer's disease get worse over time, even if they take donepezil hydrochloride.
Donepezil hydrochloride has not been approved as a treatment for any medical condition in children.
Donepezil Hydrochloride may cause the following serious side effects:
you feel faint or lightheaded while taking donepezil hydrochloride.
mg tablet. The risk is higher for people who have had ulcers, or take aspirin or other NSAIDs.
Call your doctor right away if you have:
The most common side effects of Donepezil Hydrochloride are:
These side effects may get better after you take Donepezil Hydrochloride for a while. This is not a complete list of side effects with Donepezil Hydrochloride. For more information, ask your doctor or pharmacist.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Do not take donepezil hydrochloride tablets if you are allergic to any of the ingredients in donepezil hydrochloride tablets or to medicines that contain piperidines. Ask your doctor if you are not sure. See the end of this leaflet for a list of ingredients in donepezil hydrochloride tablets.
Tell the doctor about all of your present or past health problems and conditions. Include:
Tell the doctor about all the medicines you take, including prescription and non-prescription medicines, vitamins, and herbal products. Donepezil hydrochloride and other medicines may affect each other.
Be particularly sure to tell the doctor if you take aspirin or medicines called nonsteroidal anti-inflammatory drugs (NSAIDs). There are many NSAID medicines, both prescription and non-prescription. Ask the doctor or pharmacist if you are not sure if any of your medicines are NSAIDs. Taking NSAIDs and donepezil hydrochloride together may make you more likely to get stomach ulcers.
Donepezil hydrochloride taken with certain medicines used for anesthesia may cause side effects. Tell the responsible doctor or dentist that you take donepezil hydrochloride before you have:
Know the medicines that you take. Keep a list of all your medicines. Show it to your doctor or pharmacist before you start a new medicine.
tablets or change the dose yourself. Talk with your doctor first.
without food.
chew the tablets.
usual time. Do not take 2 doses at the same time.
center, or go to the emergency room right away.
Store at 20º-25ºC (68º-77ºF), excursions permitted to 15º-30ºC (59º-86ºF).
Keep Donepezil Hydrochloride Tablets and all medicines out of the reach of children.
General information about Donepezil Hydrochloride
Medicines are sometimes prescribed for conditions that are not mentioned in this Patient Information Leaflet. Do not use donepezil hydrochloride for a condition for which it was not prescribed. Do not give donepezil hydrochloride to other people, even if they have the same symptoms or condition. It may harm them.
This leaflet summarizes the most important information about donepezil hydrochloride. If you would like more information, talk with your doctor. You can ask your pharmacist or doctor for information about donepezil hydrochloride that is written for health professionals.
sofidex [Internet]. Daloreum; c2026. Donepezil; [reviewed 2026 Aug 2; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/donepezil
sofidex. (2026, August 2). Donepezil. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/donepezil
Donepezil. sofidex. Reviewed August 2, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/donepezil
The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.