Side Effects

Drug information provided by: 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:


  1. Back, leg, or stomach pains
  2. black, tarry stools
  3. bleeding gums
  4. blistering, peeling, or loosening of the skin
  5. blood in the vomit
  6. bloody urine
  7. blurred vision
  8. chills, fever
  9. confusion
  10. cough
  11. dark urine
  12. decreased frequency or amount of urine
  13. diarrhea
  14. difficulty breathing
  15. difficulty swallowing
  16. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  17. fast, irregular, pounding, or racing heartbeat or pulse
  18. general tiredness and weakness
  19. headache
  20. hives, itching, skin rash
  21. increased thirst
  22. joint or muscle pain
  23. light-colored stools
  24. lower back or side pain
  25. nausea or vomiting
  26. nosebleeds
  27. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  28. red skin lesions, often with a purple center
  29. red, irritated eyes
  30. shakiness in the legs, arms, hands, or feet skin
  31. sores, ulcers, or white spots in the mouth or on the lips
  32. sweating
  33. swelling of the face, fingers, or lower legs
  34. tightness or pain in the chest
  35. trembling or shaking of the hands or feet
  36. upper right abdominal or stomach pain
  37. weight gain
  38. yellow eyes and skin

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

  1. Confusion as to time, place, or person
  2. continuing ringing or buzzing or other unexplained noise in the ears
  3. convulsions
  4. difficult or troubled breathing
  5. drowsiness
  6. extremely high fever or body temperature
  7. hallucinations
  8. headache
  9. hearing loss
  10. holding false beliefs that cannot be changed by fact
  11. irregular, fast or slow, or shallow breathing
  12. loss of consciousness
  13. muscle cramps
  14. pale or blue lips, fingernails, or skin
  15. pale, clammy skin
  16. pinpoint pupils (black part of the eyes)
  17. restlessness
  18. trouble sleeping
  19. 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:


  1. Anxiety
  2. blurred vision
  3. burning, tingling, numbness, or pain in the hands, arms, feet, or legs
  4. confusion about identity, place, and time
  5. constricted, pinpoint, or small pupils (black part of the eye)
  6. depression
  7. difficulty having a bowel movement (stool)
  8. dry mouth
  9. feeling of constant movement of self or surroundings
  10. feeling of warmth
  11. feeling that others are watching you or controlling your behavior
  12. feeling that others can hear your thoughts
  13. heartburn
  14. high energy
  15. hyperventilation
  16. irregular heartbeats
  17. irritability
  18. loss in sexual ability, desire, drive, or performance
  19. pain in the legs
  20. redness of the face, neck, arms, and occasionally, upper chest
  21. sensation of spinning
  22. severe mood or mental changes
  23. shaking
  24. sleepiness
  25. sluggishness
  26. slurred speech
  27. trouble sitting still
  28. unexplained weight loss
  29. unusual behavior
  30. weakness

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.