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:

More common

  1. Anxiety
  2. blurred vision
  3. chills
  4. cold sweats
  5. confusion
  6. cool, pale skin
  7. depression
  8. dizziness
  9. fast heartbeat
  10. headache
  11. increased hunger
  12. itching of the vagina or outside of the genitals
  13. loss of consciousness
  14. nausea
  15. seizures
  16. shakiness
  17. slurred speech
  18. unusual tiredness or weakness
  19. vaginal discharge without odor or with mild odor

Less common

  1. Bladder pain
  2. bloody or cloudy urine
  3. blurred vision
  4. decreased frequency or amount of urine
  5. difficult, burning, or painful urination
  6. discharge with a strong odor from the penis
  7. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  8. dry mouth
  9. fainting
  10. frequent urge to urinate
  11. increase in heart rate
  12. increased blood pressure
  13. increased thirst
  14. increased urination
  15. loss of appetite
  16. lower back or side pain
  17. pain in the skin around the penis
  18. rapid breathing
  19. redness, itching, or swelling of the penis
  20. sunken eyes
  21. swelling of the face, fingers, or lower legs
  22. trouble breathing
  23. vomiting
  24. weight gain


  1. Flushed, dry skin
  2. fruit-like breath odor
  3. stomach pain
  4. unexplained weight loss

Incidence not known

  1. Clay-colored stools
  2. dark urine
  3. fainting spells
  4. fever
  5. irregular heartbeat
  6. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  7. pain, tenderness, redness, or swelling of the area between the anus and genitals
  8. unpleasant breath odor
  9. vomiting of blood
  10. 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:

More common

  1. Diarrhea
  2. excess air or gas in the stomach or bowel
  3. feeling of fullness
  4. heartburn
  5. lack or loss of strength
  6. passing gas

Less common

  1. Back pain
  2. decreased weight
  3. stuffy or runny nose

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.