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:

Less common

  1. Hives or welts
  2. itching
  3. itching of the vagina or genital area
  4. pain during sexual intercourse
  5. redness of the skin
  6. skin rash
  7. thick, white vaginal discharge with no odor or with a mild odor


  1. Bloody or cloudy urine
  2. fever
  3. greatly decreased frequency of urination or amount of urine
  4. seizures
  5. swelling of the feet or lower legs

Incidence not known

  1. Abdominal or stomach cramps or tenderness
  2. back, leg, or stomach pains
  3. black, hairy tongue
  4. black, tarry stools
  5. bleeding gums
  6. blistering, peeling, or loosening of the skin
  7. bloating
  8. blood in the stools
  9. bloody nose
  10. chest pain
  11. chills
  12. clay-colored stools
  13. cough or hoarseness
  14. cracks in the skin
  15. dark urine
  16. diarrhea
  17. diarrhea, watery and severe, which may also be bloody
  18. difficulty with breathing
  19. difficulty with moving
  20. difficulty with swallowing
  21. dizziness
  22. fast heartbeat
  23. fever with or without chills
  24. general body swelling
  25. general feeling of tiredness or weakness
  26. headache
  27. heavier menstrual periods
  28. increased thirst
  29. joint or muscle pain
  30. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  31. light-colored stools
  32. loss of appetite
  33. loss of heat from the body
  34. lower back or side pain
  35. muscle stiffness
  36. nausea or vomiting
  37. pain
  38. pain, swelling, or redness in the joints
  39. painful or difficult urination
  40. pale skin
  41. pinpoint red spots on the skin
  42. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  43. rash
  44. red skin lesions, often with a purple center
  45. red, irritated eyes
  46. red, swollen skin
  47. scaly skin
  48. sore throat
  49. sores, ulcers, or white spots on the lips or in the mouth
  50. swollen glands
  51. tightness in the chest
  52. troubled breathing with exertion
  53. unpleasant breath odor
  54. unusual bleeding or bruising
  55. unusual tiredness or weakness
  56. unusual weight loss
  57. upper right abdominal or stomach pain
  58. vomiting of blood
  59. white patches in the mouth or throat or on the tongue
  60. white patches with diaper rash
  61. yellow eyes or skin

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

Symptoms of overdose

  1. Abdominal or stomach pain
  2. cloudy urine
  3. diarrhea
  4. greatly decreased frequency of urination or amount of urine
  5. sleepiness

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. Anxiety
  2. dry mouth
  3. hyperventilation
  4. irregular heartbeats
  5. irritability
  6. restlessness
  7. shaking
  8. sleeplessness
  9. tooth discoloration
  10. trouble sitting still
  11. trouble with sleeping

Incidence not known

  1. Burning feeling in the chest or stomach
  2. indigestion
  3. redness, swelling, or soreness of the tongue
  4. stomach upset
  5. swelling or inflammation of the mouth

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.

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