Side Effects

Drug information provided by: 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:


  1. Black, tarry stools
  2. chest pain
  3. chills
  4. cough or hoarseness
  5. difficult or troubled breathing
  6. fever
  7. fever with or without chills
  8. general feeling of tiredness or weakness
  9. irregular, fast or slow, or shallow breathing
  10. lower back or side pain
  11. painful or difficult urination
  12. pale or blue lips, fingernails, or skin
  13. shakiness in the legs, arms, hands, or feet
  14. shortness of breath
  15. sore throat
  16. sores, ulcers, or white spots on the lips or in the mouth
  17. swollen glands
  18. trembling or shaking of the hands or feet
  19. unusual bleeding or bruising
  20. unusual tiredness or weakness

Incidence not known

  1. Blistering, peeling, or loosening of the skin
  2. blurred vision
  3. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  4. confusion
  5. decrease in the frequency of urination
  6. diarrhea
  7. difficulty in passing urine (dribbling)
  8. difficulty with swallowing
  9. dizziness
  10. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  11. fainting
  12. fast, slow, pounding, or irregular heartbeat or pulse
  13. feeling of warmth
  14. headache
  15. hives
  16. itching
  17. joint or muscle pain
  18. loss of bladder control
  19. loss of consciousness
  20. nervousness
  21. pounding in the ears
  22. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  23. rapid breathing
  24. red skin lesions, often with a purple center
  25. red, irritated eyes
  26. redness of the face, neck, arms, and occasionally, upper chest
  27. skin rash
  28. sweating
  29. swelling of the lower legs or arms
  30. swelling of the face
  31. tightness in the chest
  32. total body jerking
  33. upper abdominal or stomach pain
  34. weight gain
  35. wheezing

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

Symptoms of overdose

  1. Seeing, hearing, or feeling things that are not there
  2. seizures (convulsions)
  3. sleepiness or unusual drowsiness

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:


  1. Abdominal or stomach distress
  2. hives or welts
  3. redness of the skin

Incidence not known

  1. Blistering, crusting, irritation, itching, or reddening of the skin
  2. confusion about identity, place, and time
  3. constipation
  4. constricted, pinpoint, or small pupils (black part of the eye)
  5. continuing ringing or buzzing or other unexplained noise in the ears
  6. cracked, dry, or scaly skin
  7. depression
  8. difficulty in focusing the eyes
  9. disturbed dreams
  10. drowsiness
  11. dry mouth
  12. excitement
  13. false or unusual sense of well-being
  14. hearing loss
  15. irritability
  16. lightheadedness
  17. loss of appetite
  18. mood or mental changes
  19. nausea
  20. relaxed and calm feeling
  21. trouble with sleeping
  22. unable to sleep
  23. vomiting
  24. weakness
  25. 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.