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. Acid or sour stomach
  2. anxiety
  3. belching
  4. black, tarry stools
  5. bladder pain
  6. blistering, crusting, irritation, itching, or reddening of the skin
  7. bloated
  8. bloody or cloudy urine
  9. blurred vision
  10. body aches or pain
  11. change in taste
  12. chest pain or tightness
  13. chills
  14. cold flu-like symptoms
  15. constipation
  16. cracked, dry, or scaly skin
  17. cough or hoarseness
  18. diarrhea
  19. difficult, burning, or painful urination
  20. discouragement
  21. dizziness
  22. dry mouth
  23. ear congestion
  24. excess air or gas in stomach or intestines
  25. eye pain
  26. fainting
  27. fast, pounding, or irregular heartbeat or pulse
  28. feeling sad or empty
  29. fever
  30. frequent urge to urinate
  31. full feeling
  32. general feeling of illness
  33. greatly decreased frequency of urination or amount of urine
  34. headache
  35. heartburn
  36. indigestion
  37. irregular heartbeat recurrent
  38. irritability
  39. itching of the vagina or genitals
  40. lack of appetite
  41. loss of interest or pleasure
  42. loss of taste
  43. loss of voice
  44. lower back or side pain
  45. nausea
  46. nervousness
  47. pain or swelling in the arms or legs without any injury
  48. pale skin
  49. passing gas
  50. pounding in the ears
  51. slow or fast heartbeat
  52. sneezing
  53. sore throat
  54. sores, ulcers, or white spots in the mouth or on the lips
  55. stomach bloating, burning, cramping, discomfort, upset, or pain
  56. stuffy or runny nose
  57. swelling around the eyes
  58. swelling of feet or lower legs
  59. swelling or inflammation of the mouth
  60. thick, white vaginal discharge with mild or no odor
  61. trouble breathing
  62. trouble concentrating
  63. trouble sleeping
  64. unusual bleeding or bruising
  65. unusual tiredness or weakness
  66. vomiting
  67. weight loss
  68. white or brownish vaginal discharge


  1. Muscle aches

Incidence not known

  1. Black, hairy tongue
  2. bleeding gums
  3. blistering, peeling, or loosening of the skin
  4. blood in the urine or stools
  5. cold sweats
  6. coma
  7. confusion
  8. confusion about identity, place, and time
  9. coughing up blood
  10. dark urine
  11. diarrhea, watery and severe, which may also be bloody
  12. difficulty swallowing
  13. feeling of unreality
  14. increased menstrual flow or vaginal bleeding
  15. increased thirst
  16. joint or muscle pain
  17. light-colored stools
  18. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  19. muscle cramps, spasms, pains, or stiffness
  20. nightmares
  21. nosebleeds
  22. pains in stomach, side, or abdomen, possibly radiating to the back
  23. palpitations
  24. paralysis
  25. pinpoint red spots on skin
  26. prolonged bleeding from cuts
  27. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  28. red irritated eyes
  29. red skin lesions, often with a purple center
  30. seizures
  31. sense of detachment from self or body
  32. shakiness
  33. slurred speech
  34. stiff neck or back
  35. swollen glands
  36. tooth discoloration
  37. unpleasant breath odor
  38. vomiting of blood
  39. yellow eyes or skin

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.