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:

Less common

  1. Black, tarry stools
  2. chest pain
  3. cough or hoarseness
  4. diarrhea
  5. fever or chills
  6. lower back or side pain
  7. painful or difficult urination
  8. shortness of breath
  9. sore throat sores, ulcers, or white spots on the lips or in the mouth
  10. swollen glands
  11. unusual bleeding or bruising
  12. unusual tiredness or weakness


  1. Abdominal or stomach cramps, pain, or tenderness
  2. bleeding gums
  3. blistering, peeling, or loosening of the skin
  4. bloating
  5. blood in the urine or stools
  6. clay-colored stools
  7. dark urine
  8. diarrhea, watery and severe, which may also be bloody
  9. difficulty with swallowing
  10. dizziness
  11. fast heartbeat
  12. feeling of discomfort
  13. headache
  14. hives
  15. increased thirst
  16. inflammation of the joints
  17. itching
  18. joint or muscle pain
  19. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  20. loss of appetite
  21. muscle aches
  22. nausea or vomiting
  23. pain
  24. pinpoint red spots on the skin
  25. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  26. rash
  27. red skin lesions, often with a purple center
  28. red, irritated eyes
  29. shortness of breath
  30. swollen lymph glands
  31. tightness in the chest
  32. unpleasant breath odor
  33. unusual weight loss
  34. vomiting of blood
  35. watery or bloody diarrhea
  36. wheezing
  37. yellow eyes or skin

Incidence not known

  1. Back, leg, or stomach pains
  2. bleeding gums
  3. bloody or cloudy urine
  4. bloody, black, or tarry stools
  5. decrease in urine output or decrease in urine-concentrating ability
  6. difficulty with breathing
  7. fever with or without chills
  8. general body swelling
  9. general feeling of tiredness or weakness
  10. high fever
  11. nosebleeds
  12. pale skin
  13. sudden decrease in the amount of urine
  14. swollen or painful glands

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:

Less common

  1. Itching or pain of the vagina or genital area
  2. pain during sexual intercourse
  3. thick, white vaginal discharge with no odor or with a mild odor


  1. Confusion
  2. hives or welts
  3. nervousness
  4. redness of the skin
  5. restlessness
  6. sleepiness or unusual drowsiness
  7. sleeplessness
  8. trouble sitting still
  9. trouble with sleeping
  10. unable to sleep

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.