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:

More common

  1. Black, tarry stools
  2. chest pain
  3. chills
  4. confusion
  5. cough
  6. delusions
  7. dementia
  8. depression
  9. fever
  10. loss of bladder control
  11. painful or difficult urination
  12. purple or red spots on the 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

Less common

  1. Agitation, aggression, or other mood or mental changes
  2. bladder pain
  3. bloody or cloudy urine
  4. bone pain
  5. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  6. clumsiness or unsteadiness
  7. frequent urge to urinate
  8. loss of appetite
  9. lower back or side pain
  10. skin rash
  11. swelling or puffiness of the face
  12. trouble with breathing
  13. unsteadiness, trembling, or other problems with muscle control or coordination


  1. Continuing headache
  2. continuing stomach pain
  3. continuing vomiting
  4. dark-colored urine
  5. general feeling of tiredness or weakness
  6. hives or itching
  7. light-colored stools
  8. muscle cramps
  9. nasal congestion
  10. nosebleeds or other unusual bruising or bleeding
  11. pain
  12. sensitivity of the skin to sunlight
  13. swollen or painful glands
  14. tightness in the chest
  15. yellow eyes or skin

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. Acid or sour stomach
  2. bad, unusual, or unpleasant (after) taste
  3. belching
  4. body aches or pain
  5. change in taste
  6. change in walking and balance
  7. constricted, pinpoint, or small pupils (black part of the eye)
  8. crying
  9. depersonalization
  10. diarrhea
  11. difficulty having a bowel movement (stool)
  12. difficulty with sleeping
  13. dizziness
  14. double vision
  15. dysphoria
  16. ear congestion
  17. euphoria
  18. headache
  19. heartburn
  20. hiccup
  21. indigestion
  22. loss of appetite
  23. loss of voice
  24. nausea
  25. paranoia
  26. quick to react or overreact emotionally
  27. rapidly changing moods
  28. runny nose
  29. seeing double
  30. sleepiness or unusual drowsiness
  31. sleeplessness
  32. sneezing
  33. stomach discomfort, upset, or pain
  34. trouble sleeping
  35. unable to sleep
  36. weight loss

Less common

  1. Blemishes on the skin
  2. blurred vision
  3. decreased awareness or responsiveness
  4. decreased weight
  5. difficulty with moving
  6. earache
  7. hoarseness
  8. joint pain
  9. muscle aching or cramping
  10. muscle pains or stiffness
  11. pain or tenderness around the eyes and cheekbones
  12. pimples
  13. redness or swelling in the ear
  14. severe sleepiness
  15. swollen joints
  16. tender, swollen glands in the neck
  17. trouble with swallowing
  18. 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.