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 or nurse immediately if any of the following side effects occur:

More common

  1. Absent, missed, or irregular menstrual periods
  2. longer or heavier menstrual periods
  3. mild bloating
  4. stomach or pelvic pain or spasm
  5. stopping of menstrual bleeding
  6. unusually heavy or unexpected menstrual bleeding
  7. uterine bleeding between menstrual periods
  8. vaginal bleeding or spotting

Less common

  1. Blurred vision
  2. cramps
  3. dizziness
  4. headache
  5. heavy bleeding
  6. itching of the vagina or genital area
  7. nervousness
  8. pain
  9. pain during sexual intercourse
  10. pale skin
  11. pounding in the ears
  12. slow or fast heartbeat
  13. swelling
  14. thick, white vaginal discharge with mild or no odor
  15. trouble breathing
  16. unusual bleeding or bruising
  17. unusual tiredness or weakness
  18. white or brownish vaginal discharge


  1. Chills
  2. confusion
  3. dizziness, lightheadedness, fainting
  4. fast heartbeat
  5. fast, weak pulse
  6. fever
  7. pale, cold, clammy skin
  8. rapid, shallow breathing
  9. sudden increase in stomach or shoulder pain
  10. sweating
  11. unusual or large amount of vaginal bleeding

Incidence not known

  1. Clear or bloody discharge from the nipple
  2. dimpling of the breast skin
  3. dull or aching stomach pain
  4. foul-smelling vaginal discharge
  5. increased blood pressure
  6. increased urge to urinate
  7. inverted nipple
  8. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  9. lump in the breast or under the arm
  10. pain during urination
  11. persistent crusting or scaling of the nipple
  12. redness or swelling of the breast
  13. severe stomach pain or cramping
  14. sharp pain on insertion
  15. shivering fever
  16. sores on the skin of the breast that does not heal

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. Blemishes on the skin
  2. breast pain or discomfort
  3. dandruff
  4. depression
  5. oily skin
  6. pimples

Less common

  1. Back pain
  2. breast tenderness
  3. decreased interest in sexual intercourse
  4. full or bloated feeling
  5. hair loss
  6. hives or welts, itching, or rash
  7. increased hair growth, especially on the face
  8. increased weight
  9. loss in sexual ability, desire, drive, or performance
  10. nausea
  11. pressure in the stomach
  12. redness of the skin
  13. skin rash, encrusted, scaly, and oozing
  14. swelling of the stomach area
  15. thinning of the hair

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.