Side Effects

Información sobre medicamentos proporcionada por: 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 or nurse immediately if any of the following side effects occur:

More common

  1. Abnormal dreams
  2. agitation
  3. anxiety
  4. chills
  5. confusion
  6. cough
  7. diarrhea
  8. dizziness
  9. fever
  10. frequent urination
  11. general feeling of discomfort or illness
  12. headache
  13. itching, skin rash
  14. joint pain
  15. loss of appetite
  16. loss of energy or weakness
  17. mental depression
  18. muscle aches and pains
  19. muscle trembling or twitching
  20. nausea
  21. nervousness
  22. pale skin
  23. runny nose
  24. seeing or hearing things that are not there
  25. seizures
  26. shivering
  27. sore throat
  28. stomach pain
  29. swelling of the feet or lower legs
  30. tingling
  31. trembling and shaking of the hands
  32. trouble with sleeping
  33. unusual bleeding or bruising
  34. unusual tiredness or weakness
  35. vomiting

Less common

  1. Blurred vision
  2. chest pain
  3. increased sensitivity to pain
  4. muscle cramps
  5. numbness or pain in the legs
  6. ringing in the ears
  7. sweating


  1. Enlarged heart
  2. flushing of the face or neck
  3. weight loss

Incidence not known

  1. Black, tarry stools
  2. blistering, peeling, or loosening of the skin
  3. bloating
  4. bloody urine
  5. blurred vision
  6. constipation
  7. drowsiness
  8. fainting
  9. fast, slow, or irregular heartbeat
  10. heartburn
  11. increased blood pressure
  12. increased thirst
  13. indigestion
  14. joint pain
  15. lightheadedness
  16. lower back or side pain
  17. pinpoint red spots on the skin
  18. pounding or rapid pulse
  19. red, irritated eyes
  20. red skin lesions, often with a purple center
  21. skin sores
  22. stomach pain
  23. troubled breathing
  24. ulcers or white spots in mouth or on lips
  25. weakness
  26. weight gain
  27. 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. Belching
  2. difficulty with moving
  3. muscle stiffness

Less common

  1. Body aches or pain
  2. burning or stinging of the skin
  3. cracks in the skin
  4. crying
  5. delusions of persecution, mistrust, suspiciousness, or combativeness
  6. dysphoria
  7. excessive muscle tone
  8. false beliefs that cannot be changed by facts
  9. false or unusual sense of well-being
  10. feeling of constant movement of self or surroundings
  11. feeling of unreality
  12. feeling that others are watching you or controlling your behavior
  13. feeling that others can hear your thoughts
  14. increased sensitivity of the skin to sunlight
  15. large, flat, blue or purplish patches in the skin
  16. muscle tension or tightness
  17. painful blisters on the trunk of the body
  18. painful cold sores or blisters on the lips, nose, eyes, or genitals
  19. poor insight and judgment
  20. problems with memory or speech
  21. quick to react or overreact emotionally
  22. rapidly changing moods
  23. redness or other discoloration of the skin
  24. restlessness
  25. scaly skin
  26. sensation of spinning
  27. sense of detachment from self or body
  28. severe mood or mental changes
  29. severe sunburn
  30. sleepiness or unusual drowsiness
  31. sore mouth or tongue
  32. sores on the skin
  33. swelling or inflammation of the mouth
  34. tender, swollen glands in the neck
  35. trouble recognizing objects
  36. trouble thinking and planning
  37. trouble walking
  38. unusual behavior
  39. white patches in the mouth, tongue, or throat

Incidence not known

  1. Change in color vision
  2. decreased weight
  3. difficulty seeing at night
  4. feeling hot and cold
  5. hearing loss

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.