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.
More common
- Blurred vision
- confusion
- dizziness
- dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
- lightheadedness
- sweating
- unusual tiredness or weakness
Less common
- Burning, crawling, itching, numbness, prickling, “pins and needles”, or tingling feelings
- confusion about identity, place, and time
- decreased concentration
- fainting
- general feeling of discomfort or illness
- headache
- lack of coordination
- muscle tremors
- nervousness
- pounding in the ears
- shortness of breath
- slow or fast heartbeat
- swelling
Rare
- Skin rash
- unusual excitement
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
- Dry mouth (usually mild)
- muscle or bone pain
- trouble sleeping
- trouble with remembering
- unpleasant taste
Less common
- Constipation
- continuing ringing or buzzing or other unexplained noise in the ears
- diarrhea
- hearing loss
- muscle aches or pains
- weight loss
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.