Donepezil (Systemic)

Brand Names : Aricept, E2020

Side Effects of This Medicine

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

More common

Diarrhea; loss of appetite; muscle cramps; nausea; trouble in sleeping; unusual tiredness or weakness; vomiting

Less common

Abnormal dreams; constipation; dizziness; drowsiness; fainting; frequent urination; headache; joint pain, stiffness, or swelling; mental depression; pain; unusual bleeding or bruising; weight loss

Rare

Black, tarry stools; bloating; bloody or cloudy urine; blurred vision; burning, prickling, or tingling sensations; cataract; chills; clumsiness or unsteadiness; confusion; cough; decreased urination; difficult or painful urination; dryness of mouth; eye irritation; fever; flushing of skin; frequent urge to urinate; high or low blood pressure; hives; hot flashes; increased heart rate and breathing; increase in sexual desire or performance; increased sweating; increased urge to urinate during the night; irregular heartbeat; itching; loss of bladder control; loss of bowel control; mood or mental changes, including abnormal crying, aggression, agitation, delusions, irritability, nervousness, or restlessness; nasal congestion; pain in chest, upper stomach, or throat; problems with speech; runny nose; severe thirst; shortness of breath; sneezing; sore throat; sunken eyes; tightness in chest; tremor; troubled breathing; wheezing; wrinkled skin

Symptoms of overdose

Convulsions (seizures); increased sweating; increased watering of mouth; increasing muscle weakness; low blood pressure; severe nausea; severe vomiting; slow heartbeat; troubled breathing

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.