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. Chills
  2. cold sweats
  3. confusion
  4. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

Incidence not known

  1. Confusion about identity, place, and time
  2. seeing things that are not there
  3. seizures

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. Burning, itching, redness, skin rash, swelling, or soreness where the patch was placed
  2. diarrhea
  3. dry mouth
  4. headache
  5. trouble sleeping

Less common

  1. Belching
  2. body aches or pain
  3. change or problem with discharge of semen
  4. congestion
  5. cough
  6. dryness or soreness of the throat
  7. fever
  8. heartburn
  9. hoarseness
  10. indigestion
  11. pain or tenderness around the eyes and cheekbones
  12. rash
  13. runny nose
  14. stomach discomfort, upset, or pain
  15. stuffy or runny nose
  16. tender, swollen glands in the neck
  17. tightness of the chest
  18. trouble swallowing
  19. troubled breathing
  20. voice changes
  21. weight changes


  1. Decreased interest in sexual intercourse
  2. inability to have or keep an erection
  3. loss in sexual ability, desire, drive, or performance
  4. not able to have an orgasm

Incidence not known

  1. Burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  2. tension

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.