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donepezil (oral)

Pronunciation: doe NEP e zil
Brand: Aricept, Aricept ODT

Aricept 10 mg

round, yellow, imprinted with ARICEPT, 10

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Aricept 5mg

round, white, imprinted with ARICEPT, 5

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Donepezil 10 mg Tab-TEV

round, yellow, imprinted with TEVA, 739

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Donepezil 10 mg-TEV

round, white, imprinted with b 152

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Donepezil 5 mg Tab-TEV

round, white, imprinted with TEVA, 738

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Donepezil 5 mg-TEV

round, white, imprinted with b, 151

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What is the most important information I should know about donepezil?

Before taking donepezil, tell your doctor if you have a heart rhythm disorder such as "sick sinus syndrome" (slow heartbeats), an enlarged prostate, urination problems, asthma, obstructive pulmonary disease, or a seizure disorder such as epilepsy.

If you need to have any type of surgery, tell the surgeon ahead of time that you are taking donepezil.

dizzy Donepezil can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.

What is donepezil?

Donepezil improves the function of nerve cells in the brain. It works by preventing the breakdown of a chemical called acetylcholine (ah see til KO leen). People with dementia usually have lower levels of this chemical, which is important for the processes of memory, thinking, and reasoning.

Donepezil is used to treat mild to moderate dementia caused by Alzheimer's disease.

Donepezil may also be used for other purposes not listed in this medication guide.

What should I discuss with my healthcare provider before taking donepezil?

donot Do not take this medication if you are allergic to donepezil.

Before taking donepezil, tell your doctor if you are allergic to any drugs, or if you have:

  • a heart rhythm disorder such as "sick sinus syndrome" (slow heartbeats);
  • a history of stomach ulcers;
  • an enlarged prostate or urination problems;
  • epilepsy or other seizure disorder; or
  • asthma or chronic obstructive pulmonary disease (COPD).

If you have any of these conditions, you may need a dose adjustment or special tests to safely take donepezil.

nopreg FDA pregnancy category C. This medication may be harmful to an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.
nobrfeed It is not known whether donepezil passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

How should I take donepezil?

Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.

If you need to have any type of surgery, tell the surgeon ahead of time that you are taking donepezil. You may need to stop using the medicine for a short time.

Donepezil can be taken with or without food or milk.

water Take the donepezil regular tablets with a full glass of water.

To take donepezil orally disintegrating tablet (Aricept ODT):

  • Keep the tablet in its blister pack until you are ready to take the medicine. Open the package and peel or cut the backing from the tablet blister. Do not push a tablet through the backing or you may damage the tablet.
  • Using dry hands, remove the tablet and place it in your mouth. It will begin to dissolve right away.
  • Do not swallow the tablet whole. Allow it to dissolve in your mouth without chewing.
  • Swallow several times as the tablet dissolves. After the tablet dissolves completely, drink a glass of water.
food Donepezil is usually taken at bedtime. Follow your doctor's instructions.
rt Store donepezil at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

emt Seek emergency medical attention if you think you have used too much of this medicine.

Overdose symptoms may include severe nausea, vomiting, drooling, sweating, blurred vision, feeling light-headed, slow heartbeat, shallow breathing, muscle weakness, fainting, or seizure (convulsions).

What should I avoid while taking donepezil?

dizzy Donepezil can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.

What are the possible side effects of donepezil?

emt Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
emt Stop using donepezil and call your doctor at once if you have any of these serious side effects:
  • black, bloody, or tarry stools;
  • coughing up blood or vomit that looks like blood or coffee grounds;
  • painful or difficult urination;
  • seizure (black-out or convulsions);

Less serious side effects may include:

  • nausea, vomiting, diarrhea;
  • loss of appetite;
  • muscle cramps;
  • tired feeling; or
  • sleep problems (insomnia).

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect donepezil?

Before taking donepezil, tell your doctor if you are taking any of the following medicines:

  • atropine (Donnatal, and others);
  • belladonna;
  • carbamazepine (Tegretol);
  • clidinium (Quarzan);
  • dexamethasone (Decadron);
  • dicyclomine (Bentyl);
  • glycopyrrolate (Robinul);
  • hyoscyamine (Anaspaz, Cystospaz, Levsin, and others);
  • mepenzolate (Cantil);
  • methantheline (Provocholine);
  • methscopolamine (Pamine), scopolamine (Transderm-Scop);
  • phenobarbital (Luminal, Solfoton);
  • phenytoin (Dilantin);
  • propantheline (Pro-Banthine);
  • quinidine (Cardioquin, Quinidex, Quinaglute, others);
  • rifampin (Rifadin, Rifamate, Rifater);
  • a fungal antibiotic such as ketoconazole (Nizoral), fluconazole (Diflucan), or itraconazole (Sporanox); or
  • aspirin or other NSAIDs (non-steroidal anti-inflammatory drugs) such as ibuprofen (Motrin, Advil), naproxen (Aleve, Naprosyn), diclofenac (Voltaren), diflunisal (Dolobid), etodolac (Lodine), flurbiprofen (Ansaid), indomethacin (Indocin), ketoprofen (Orudis), ketorolac (Toradol), mefenamic acid (Ponstel), meloxicam (Mobic), nabumetone (Relafen), piroxicam (Feldene), and others.

This list is not complete and there may be other drugs that can interact with donepezil. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

Your pharmacist can provide more information about donepezil.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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