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:

More common

  1. Absent, missed, or irregular menstrual periods
  2. acne or oily skin
  3. decreased breast size
  4. enlarging clitoris
  5. hoarseness or deepening of the voice
  6. menstrual changes
  7. stopping of menstrual bleeding
  8. unnatural hair growth or loss


  1. Continuing nausea
  2. cough
  3. dark-colored urine
  4. difficulty with swallowing
  5. dizziness
  6. fast heartbeat
  7. fever
  8. hives
  9. itching
  10. light-colored stools
  11. loss of appetite
  12. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  13. purple or red-colored spots on the body or inside the mouth or nose
  14. shortness of breath
  15. skin rash
  16. sore throat
  17. tightness in the chest
  18. unusual tiredness or weakness
  19. vomiting
  20. wheezing

Incidence not known

  1. Abdominal or stomach bloating, cramps, or pain
  2. anxiety
  3. bleeding from gums or nose
  4. blistering, peeling, or loosening of the skin
  5. bloating
  6. bloody or cloudy urine
  7. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  8. change in vaginal discharge
  9. changes in skin color, pain, or tenderness
  10. chest pain or discomfort
  11. chills
  12. clay-colored stools
  13. clear or bloody discharge from nipple
  14. confusion
  15. constipation
  16. convulsions
  17. darkening of urine
  18. decrease in amount of urine
  19. diarrhea
  20. difficult, burning, or painful urination
  21. difficulty with breathing
  22. difficulty with moving
  23. difficulty with speaking
  24. dimpling of the breast skin
  25. dizziness or lightheadedness
  26. double vision
  27. eye pain
  28. fainting
  29. fever
  30. fluid-filled skin blisters
  31. frequent urge to urinate
  32. headache
  33. heavy bleeding
  34. inability to move the arms, legs, or facial muscles
  35. inability to speak
  36. indigestion
  37. inverted nipple
  38. irregular heartbeats
  39. itching of the vagina or genital area
  40. joint or muscle pain
  41. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  42. light-colored stools
  43. loss of appetite
  44. lump in the breast or under the arm
  45. mood or mental changes
  46. muscle cramps in the hands, arms, feet, legs, or face
  47. muscle pain or stiffness
  48. nausea
  49. noisy, rattling breathing
  50. numbness and tingling around the mouth, fingertips, or feet
  51. pain
  52. pain during sexual intercourse
  53. pain in the ankles or knees
  54. pain or discomfort in the arms, jaw, back, or neck
  55. pain or feeling of pressure in pelvis
  56. painful, red lumps under the skin, mostly on the legs
  57. pains in the stomach, side, or abdomen, possibly radiating to the back
  58. pelvic pain
  59. persistent crusting or scaling of the nipple
  60. pinpoint red or purple spots on the skin
  61. poor insight and judgment problems with memory or speech
  62. red, irritated eyes
  63. redness or swelling of the breast
  64. ringing in the ears
  65. sensitivity to the sun
  66. shortness of breath
  67. skin thinness
  68. slow speech
  69. sore on the skin of the breast that does not heal
  70. sore throat
  71. sores, ulcers, or white spots in the mouth or on the lips
  72. stomach pain
  73. sudden shortness of breath or troubled breathing
  74. sweating
  75. swelling
  76. swelling of the fingers, hands, feet, or lower legs
  77. tenderness of the breast
  78. thick, white curd-like vaginal discharge without odor or with mild odor
  79. tiredness
  80. tremor
  81. trouble recognizing objects
  82. trouble thinking and planning
  83. trouble walking
  84. troubled breathing at rest
  85. unexpected or excess milk flow from breasts
  86. unpleasant breath odor
  87. vaginal bleeding
  88. vision changes
  89. vomiting of blood
  90. weakness
  91. weight gain
  92. 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:

Incidence not known

  1. Blemishes on the skin
  2. brown, blotchy spots on the exposed skin
  3. decreased interest in sexual intercourse
  4. depression
  5. headache, severe and throbbing
  6. inability to have or keep an erection
  7. increase or decrease in weight
  8. increased hair growth, especially on the face
  9. increased in sexual ability, desire, drive, or performance
  10. increased interest in sexual intercourse
  11. irritability
  12. leg cramps
  13. loss in sexual ability, desire, drive, or performance
  14. loss of hair
  15. mental depression
  16. pimples
  17. redness of the skin
  18. swelling or inflammation of the mouth
  19. twitching, uncontrolled movements of the tongue, lips, face, arms, or legs

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.