Side Effects

Drug information provided by: IBM 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

  1. Twitching, twisting, uncontrolled repetitive movements of the tongue, lips, face, arms, or legs

Less common

  1. Blurred vision
  2. bruising
  3. chest pain or tightness
  4. decreased urine
  5. difficult or labored breathing
  6. difficulty with swallowing
  7. discouragement
  8. dizziness
  9. dry mouth
  10. feeling sad or empty
  11. headache
  12. increased thirst
  13. irregular heartbeat
  14. irritability
  15. large, flat, blue or purplish patches in the skin
  16. loss of appetite
  17. loss of interest or pleasure
  18. mood changes
  19. muscle pain or cramps
  20. nausea or vomiting
  21. nervousness
  22. numbness or tingling in the hands, feet, or lips
  23. pounding in the ears
  24. seeing, hearing, or feeling things that are not there
  25. seizures
  26. shakiness and unsteady walk
  27. shakiness in the legs, arms, hands, or feet
  28. sleepiness or unusual drowsiness
  29. slow or fast heartbeat
  30. swelling or inflammation of the mouth
  31. tiredness
  32. trouble concentrating
  33. trouble sleeping
  34. unsteadiness, trembling, or other problems with muscle control or coordination
  35. unusual tiredness or weakness

Incidence not known

  1. Agitation
  2. diarrhea
  3. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  4. fever
  5. overactive reflexes
  6. poor coordination
  7. restlessness
  8. shivering
  9. sweating
  10. talking or acting with excitement you cannot control

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

  1. Agitation
  2. chest pain
  3. difficulty opening the mouth or lockjaw
  4. dizziness (severe) or fainting
  5. fast or irregular pulse (continuing)
  6. high fever
  7. high or low blood pressure
  8. severe spasm where the head and heels are bent backward and the body arched forward
  9. trouble breathing

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

  1. Dry skin
  2. hives, itching, or skin rash
  3. itching, scaling, severe redness, soreness, or swelling of the skin
  4. runny or stuffy nose
  5. sneezing

Less common

  1. Acid or sour stomach
  2. back pain
  3. belching
  4. bloated or full feeling
  5. body aches or pain
  6. congestion
  7. cough
  8. difficulty having a bowel movement (stool)
  9. difficulty with moving
  10. dryness or soreness of the throat
  11. excess air or gas in the stomach or intestines
  12. heartburn
  13. hoarseness
  14. indigestion
  15. joint pain
  16. leg cramps
  17. muscle aches, cramps, pains, or stiffness
  18. passing gas
  19. stomach discomfort, upset, or pain
  20. swollen joints
  21. tender, swollen glands in the neck
  22. tooth problems
  23. voice changes

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.