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:

More common

  1. Depression
  2. skin rash or itching

Less common

  1. Blood in the urine
  2. difficult or painful urination
  3. pain in the lower back or side


  1. Blistering
  2. changes in vision
  3. chest tightness
  4. clumsiness or unsteadiness
  5. confusion
  6. convulsions (seizures)
  7. cough
  8. dark urine
  9. delusions
  10. double vision
  11. fainting
  12. fast or pounding heartbeat
  13. fever or chills
  14. headache (severe and throbbing)
  15. hives
  16. inappropriate behavior
  17. loss of appetite
  18. mood or mental changes (severe)
  19. muscle cramps or pain
  20. nausea or vomiting
  21. nerve pain
  22. open sores
  23. pain, tenderness, bluish color, or swelling of the leg or foot
  24. rapid weight gain
  25. seeing, hearing, or feeling things that are not there
  26. sense of constant movement of self or surroundings
  27. sores, ulcers, or white spots in the mouth or on the lips
  28. speech disorder
  29. stomach pain
  30. swelling or tenderness in the upper abdominal or stomach area
  31. swelling of the hands, arms, feet, or legs
  32. thoughts of suicide or attempts at suicide
  33. tingling, burning, numbness, or pain in the hands, arms, feet, or legs
  34. tingling, burning, or prickling sensations
  35. tremor
  36. trouble breathing
  37. unusual tiredness
  38. weight loss
  39. yellow eyes or skin

Incidence not known

  1. Actions that are out of control
  2. attack, assault, or force
  3. continuing vomiting
  4. decreased awareness or responsiveness
  5. delusions of persecution, mistrust, suspiciousness, or combativeness
  6. difficult or labored breathing
  7. early appearance of redness or swelling of the skin
  8. general feeling of tiredness or weakness
  9. irregular heartbeat recurrent
  10. irritability
  11. late appearance of rash with or without weeping blisters that become crusted, especially in sun-exposed areas of the skin, may extend to unexposed areas
  12. light-colored stools
  13. mimicry of speech or movements
  14. mutism
  15. negativism
  16. nervousness
  17. peculiar postures or movements, mannerisms, or grimacing
  18. severe sleepiness
  19. talking, feeling, and acting with 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

  1. Diarrhea
  2. dizziness
  3. drowsiness
  4. headache
  5. increased sweating
  6. poor concentration
  7. trouble sleeping

Less common or rare

  1. Abnormally decreased sensitivity, particularly to touch
  2. agitation or anxiety
  3. belching
  4. change in sense of taste or smell
  5. dry mouth
  6. excessive gas
  7. false sense of well-being
  8. flaking and falling off of the skin
  9. flushing
  10. general feeling of discomfort
  11. heartburn
  12. indigestion
  13. joint pain
  14. lack of feeling or emotion
  15. loss of hair
  16. loss of memory
  17. loss of sense of reality
  18. mood changes
  19. pain
  20. painful, red, hot, or irritated hair follicles
  21. ringing in the ears
  22. stomach discomfort
  23. unusual dreams
  24. weakness

Incidence not known

  1. Difficulty having a bowel movement (stool)
  2. discoloration of the fingernails or toenails
  3. dizziness or lightheadedness
  4. feeling of constant movement of self or surroundings
  5. increased amount of fat in the upper back and neck, or around the chest and stomach area
  6. lose fat from the legs, arms, and face
  7. sensation of spinning
  8. swelling of the breasts or breast soreness in both females and males

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.