Side Effects

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. Blemishes on the skin or pimples
  2. bloating or swelling of the face, arms, hands, lower legs, or feet
  3. body aches or pain
  4. chills
  5. congestion
  6. cough
  7. deep cracks, grooves, or lines in the skin
  8. difficult or labored breathing
  9. dizziness
  10. fever
  11. headache
  12. hoarseness
  13. lower back or side pain
  14. nausea
  15. painful or difficult urination
  16. pale skin
  17. rapid weight gain
  18. runny nose
  19. severe dry skin
  20. skin rash
  21. tender, swollen glands in the neck
  22. tightness in the chest
  23. tingling of the hands or feet
  24. trouble with breathing on exertion
  25. trouble with swallowing
  26. unusual bleeding or bruising
  27. unusual tiredness or weakness
  28. unusual weight gain or loss
  29. voice changes
  30. vomiting

Less common

  1. Anxiety
  2. black, tarry stools
  3. chest pain
  4. confusion
  5. decreased urination
  6. dry mouth
  7. fainting
  8. fast heartbeat
  9. increase in heart rate
  10. lightheadedness
  11. rapid, shallow breathing
  12. sore throat
  13. sores, ulcers, or white spots on the lips or in the mouth
  14. sunken eyes
  15. thirst
  16. wrinkled skin

Incidence not known

  1. Blistering, peeling, or loosening of the skin
  2. cracked lips
  3. diarrhea
  4. difficulty in swallowing
  5. itching
  6. joint or muscle pain
  7. red, irritated eyes
  8. red skin lesions, often with a purple center
  9. stiff neck or back

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. Belching
  2. burning, dry, or itching eyes
  3. difficulty having a bowel movement
  4. discharge from the eye
  5. discoloration of the fingernails or toenails
  6. discouragement
  7. excessive tearing
  8. feeling sad or empty
  9. hair loss or thinning of the hair
  10. heartburn
  11. indigestion
  12. irritability
  13. lack or loss of appetite
  14. lack or loss of strength
  15. loss of interest or pleasure
  16. pain
  17. redness, pain, or swelling of the eye, eyelid, or inner lining of the eyelid
  18. sleeplessness
  19. stomach discomfort, upset, or pain
  20. swelling or inflammation of the mouth
  21. trouble concentrating
  22. trouble sleeping

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.