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:
Less common
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Burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
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chills
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cold sweats
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confusion
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difficult urination
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dizziness, faintness, or lightheadedness when getting up from lying or sitting position
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fainting
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fast, irregular, pounding, or racing heartbeat or pulse
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fear or nervousness
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heavy feeling
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increased need to urinate
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passing urine more often
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restlessness
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shakiness in the legs, arms, hands, or feet
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sudden jerky movements of the body
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sweating
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trembling or shaking of the hands or feet
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trouble sitting still
Incidence not known
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Agitation
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burning while urinating
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change in consciousness
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decrease in frequency of urination
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decrease in urine volume
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decreased urine output
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depression
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difficulty in passing urine (dribbling)
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dizziness
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false or unusual sense of well-being
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headache
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hostility
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irritability
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loss of bladder control
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loss of consciousness
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muscle twitching
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nausea
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need to keep moving
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numbness or tingling of the hands, feet, or face
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rapid weight gain
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seeing, hearing, or feeling things that are not there
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seizures
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shakiness and unsteady walk
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stupor
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swelling of the face, ankles, or hands
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unsteadiness, trembling, or other problems with muscle control or coordination
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unusual tiredness or weakness
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:
More common
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Constipation
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dry mouth
Less common
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Decreased interest in sexual intercourse
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drowsiness
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inability to have or keep an erection
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loss in sexual ability, desire, drive, or performance
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relaxed and calm
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sleepiness
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sleeplessness
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trouble sleeping
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unable to sleep
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unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
Incidence not known
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Black tongue
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blurred vision
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change in vision
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impaired vision
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increased sensitivity of the skin to sunlight
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itching
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raised, dark red, wart-like spots on the skin, especially when used on the face
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redness or other discoloration of the skin
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severe sunburn
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skin rash
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