Donepezil Side Effects
What should I watch for?
Visit your doctor or health care professional for regular checks on your progress. Check with your doctor or health care professional if your symptoms do not get better or if they get worse.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this drug affects you.
Common and Rare Side Effects
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:
loss of appetite
trouble in sleeping
unusual tiredness or weakness
joint pain, stiffness, or swelling
unusual bleeding or bruising
Black, tarry stools
bloody or cloudy urine
burning, prickling, or tingling sensations
clumsiness or unsteadiness
difficult or painful urination
dryness of mouth
flushing of skin
frequent urge to urinate
high or low blood pressure
increase in sexual desire or performance
increased heart rate and breathing
increased urge to urinate during the night
loss of bladder control
loss of bowel control
mood or mental changes, including abnormal crying, aggression, agitation, delusions, irritability, nervousness, or restlessness
pain in chest, upper stomach, or throat
problems with speech
shortness of breath
tightness in chest
Incidence not known
Back, leg, or stomach pains
chest pain or discomfort
fast or irregular heartbeat
general body swelling
general tiredness and weakness
muscle pain or cramps
pains in stomach, side, or abdomen, possibly radiating to the back
seeing, hearing, or feeling things that are not there
severe muscle stiffness
slow or irregular heartbeat
swelling of face, ankles, or hands
unusually pale skin
upper right abdominal or stomach pain
yellow eyes and skin
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.