Side Effects
Drug information provided by: Merative, Micromedex®
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 immediately if any of the following side effects occur:
More common
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Shakiness and unsteady walk
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unsteadiness, trembling, or other problems with muscle control or coordination
Incidence not known
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Agitation
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black, tarry stools
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blistering, flaking, or peeling of the skin
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blurred vision
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changes in patterns and rhythms of speech
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chills
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confusion
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cough
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dark urine
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decrease in the frequency of urination
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decrease in urine volume
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difficulty in passing urine (dribbling)
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discouragement
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dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
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false beliefs that cannot be changed by facts
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fast heartbeat
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fast or irregular breathing
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feeling sad or empty
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feeling that others are watching you or controlling your behavior
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feeling that others can hear your thoughts
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feeling, seeing, or hearing things that are not there
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fever
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headache
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hyperexcitability
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increased muscle spasms or tone
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irritability
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itching or rash
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lack of memory of what takes place after a certain event
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loss of appetite
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loss of bladder control
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loss of interest or pleasure
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lower back or side pain
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nausea
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nightmares
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outbursts of anger
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painful or difficult urination
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pale skin
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restlessness
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seizures
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slurred speech
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sore throat
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stomach pain
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sweating
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trouble concentrating
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trouble sleeping
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trouble speaking
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ulcers, sores, or white spots in the mouth
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unpleasant breath odor
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unusual behavior
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unusual bleeding or bruising
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unusual feeling of excitement
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unusual tiredness or weakness
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vomiting of blood
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yellow eyes or skin
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
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Agitation
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change in consciousness
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changes in patterns and rhythms of speech
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confusion
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difficult or trouble breathing
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excitement
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irregular, fast or slow, or shallow breathing
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irritability
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lack of coordination
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loss of consciousness
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loss of strength or energy
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muscle pain or weakness
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pale or blue lips, fingernails, or skin
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restlessness
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shakiness and unsteady walk
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sleepiness
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unsteadiness, trembling, or other problems with muscle control or coordination
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unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
Incidence not known
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Constipation
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decreased interest in sexual intercourse
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diarrhea
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difficulty with swallowing
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double vision
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dry mouth
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feeling of constant movement of self or surroundings
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inability to have or keep an erection
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increase in sexual ability, desire, drive, or performance
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increased interest in sexual intercourse
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increased watering of the mouth
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indigestion
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loss of sexual ability, desire, drive, or performance
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passing of gas
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seeing double
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sensation of spinning
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.
Portions of this document last updated: Nov. 01, 2023