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:

Less common

  1. Anxiety
  2. blurred vision
  3. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  4. chills
  5. cold sweats
  6. coma
  7. confusion
  8. cool, pale skin
  9. depression
  10. difficulty with moving
  11. dizziness
  12. fainting
  13. fast heartbeat
  14. headache
  15. increased hunger
  16. joint pain
  17. leg cramps
  18. muscle aching or cramping
  19. muscle pain or stiffness
  20. nausea
  21. nervousness
  22. nightmares
  23. pain in the joints
  24. problems in urination or increase in the amount of urine
  25. seizures
  26. shakiness
  27. slurred speech
  28. sweating
  29. swollen joints
  30. unusual tiredness or weakness


  1. Abdominal or stomach pain
  2. bloating
  3. bloody or black, tarry stools
  4. body aches or pain
  5. burning, dry, or itching eyes
  6. clay-colored stools
  7. congestion
  8. constipation
  9. cough
  10. dark urine
  11. decreased vision or other changes in vision
  12. diarrhea
  13. difficult or labored breathing
  14. difficult or painful urination
  15. dryness or soreness of the throat
  16. excessive tearing
  17. fainting
  18. fast, slow, or irregular heartbeat
  19. feeling of warmth
  20. fever
  21. heartburn
  22. hoarseness
  23. indigestion
  24. itching
  25. loss of appetite
  26. pain in the eye
  27. pounding in the ears
  28. rash
  29. redness of the face, neck, arms and occasionally, upper chest
  30. redness, pain, or swelling of the eye, eyelid, or inner lining of the eyelid
  31. runny nose
  32. severe stomach pain
  33. shortness of breath
  34. tender, swollen glands in the neck
  35. tightness in the chest
  36. trouble in swallowing
  37. unpleasant breath odor
  38. voice changes
  39. vomiting of blood or material that looks like coffee grounds
  40. wheezing
  41. yellow eyes or skin

Incidence not known

  1. Agitation
  2. back or leg pains
  3. bleeding gums
  4. blood in the urine or stools
  5. chest pain
  6. convulsions
  7. decreased urine output
  8. fluid-filled skin blisters
  9. general body swelling
  10. general feeling of tiredness or weakness
  11. high fever
  12. hostility
  13. increased thirst
  14. irritability
  15. lethargy
  16. light-colored stools
  17. lower back or side pain
  18. muscle twitching
  19. nosebleeds
  20. pinpoint red pots on the skin
  21. rapid weight gain
  22. sensitivity to the sun
  23. skin thinness
  24. sores, ulcers, or white spots on the lips or in the mouth
  25. stupor
  26. swelling of the face, ankles, or hands
  27. unusual bleeding or bruising

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. Indigestion
  2. passing of gas

Less common

  1. Acid or sour stomach
  2. belching
  3. excess air or gas in the stomach or intestines
  4. full feeling
  5. pain
  6. sleeplessness
  7. sneezing
  8. stuffy nose
  9. trouble sleeping
  10. unable to sleep


  1. Decreased interest in sexual intercourse
  2. dizziness or lightheadedness
  3. excessive muscle tone
  4. feeling of constant movement of self or surroundings
  5. flushing or redness of the skin
  6. headache, severe and throbbing
  7. hives or welts
  8. inability to have or keep an erection
  9. loss in sexual ability, desire, drive, or performance
  10. mood or mental changes
  11. muscle stiffness
  12. muscle tension or tightness
  13. sensation of spinning
  14. skin rash, encrusted, scaly, and oozing
  15. sleepiness or unusual drowsiness
  16. unusually warm skin
  17. walking in unusual manner
  18. weight loss

Incidence not known

  1. Increased sensitivity of the skin to sunlight
  2. severe sunburn

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.

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