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:

More common

  1. Abdominal or stomach pain
  2. black, tarry stools
  3. chills
  4. dark urine
  5. dizziness
  6. fever
  7. headache
  8. itching
  9. light-colored stools
  10. loss of appetite
  11. nausea
  12. rash
  13. unpleasant breath odor
  14. unusual tiredness or weakness
  15. vomiting of blood
  16. yellow eyes or skin


  1. Cough or hoarseness
  2. fever with or without chills
  3. general feeling of tiredness or weakness
  4. lower back or side pain
  5. painful or difficult urination
  6. sore throat
  7. sores, ulcers, or white spots on the lips or in the mouth
  8. unusual bleeding or bruising

Incidence not known

  1. Back, leg, or stomach pains
  2. bleeding gums
  3. bloating
  4. blood in the urine or stools
  5. blue lips and fingernails
  6. blurred vision
  7. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  8. chest pain or discomfort
  9. clay-colored stools
  10. cloudy urine
  11. clumsiness
  12. confusion
  13. constipation
  14. coughing that sometimes produces a pink frothy sputum
  15. decrease in the frequency of urination
  16. decrease in urine volume
  17. decreased awareness or responsiveness
  18. decreased frequency or amount of urine
  19. decreased urination
  20. difficult or labored breathing
  21. difficult or painful urination
  22. difficult, fast, noisy breathing, sometimes with wheezing
  23. difficulty in passing urine (dribbling)
  24. difficulty with swallowing
  25. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  26. drowsiness
  27. dry mouth
  28. extremely shallow or slow breathing
  29. fainting
  30. fast or deep breathing
  31. fast, slow, irregular, pounding, or racing heartbeat or pulse
  32. feeling of warmth
  33. general body swelling
  34. greatly decreased frequency of urination or amount of urine
  35. hives or welts
  36. increase in heart rate
  37. increased blood pressure
  38. increased sweating
  39. increased thirst
  40. indigestion
  41. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  42. lightheadedness
  43. low body temperature
  44. muscle aches
  45. muscle tremors
  46. muscle weakness
  47. nervousness
  48. noisy breathing
  49. nosebleeds
  50. numbness or tingling in the hands, feet, or lips
  51. pains in the stomach, side, or abdomen, possibly radiating to the back
  52. pale skin
  53. pinpoint red spots on the skin
  54. pounding in the ears
  55. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  56. rapid, deep breathing
  57. rapid, shallow breathing
  58. redness of the face, neck, arms, and occasionally, upper chest
  59. redness of the skin
  60. restlessness
  61. seizures
  62. severe constipation
  63. severe sleepiness
  64. severe vomiting
  65. shivering
  66. shortness of breath
  67. skin blisters
  68. skin rash
  69. sleepiness
  70. slow or irregular breathing
  71. sore throat
  72. stomach cramps
  73. stomach pain, continuing
  74. sudden decrease in the amount of urine
  75. sunken eyes
  76. sweating
  77. swelling in the legs and ankles
  78. swelling of the face, fingers, or lower legs
  79. thirst
  80. tightness in the chest
  81. tiredness
  82. troubled breathing
  83. unpleasant breath odor
  84. upper right abdominal or stomach pain
  85. vomiting
  86. vomiting of blood
  87. weak or feeble pulse
  88. weakness or heaviness of the legs
  89. weight gain
  90. wheezing
  91. wrinkled skin

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

Symptoms of overdose

  1. Bluish lips or skin
  2. change in consciousness
  3. cold, clammy skin
  4. extreme sleepiness
  5. general feeling of discomfort or illness
  6. loss of consciousness
  7. no blood pressure or pulse
  8. not breathing
  9. stopping of heart
  10. unconsciousness

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. Relaxed and calm

Incidence not known

  1. Acid or sour stomach
  2. agitation
  3. anxiety
  4. bad or unusual or unpleasant (after) taste
  5. belching
  6. change in taste
  7. cold sweats
  8. constricted, pinpoint, or small pupils (black part of the eye)
  9. continuing ringing or buzzing or other unexplained noise in the ears
  10. cool, pale skin
  11. depression
  12. diarrhea
  13. difficulty with moving
  14. disturbed color perception
  15. double vision
  16. excess air or gas in the stomach or intestines
  17. false or unusual sense of well-being
  18. flushed, dry skin
  19. fruit-like breath odor
  20. full feeling
  21. general feeling of discomfort or illness
  22. halos around lights
  23. hearing loss
  24. heartburn
  25. increased hunger
  26. increased thirst
  27. increased urination
  28. indigestion
  29. joint pain
  30. lack or loss of strength
  31. muscle cramps or spasms
  32. muscle pain or stiffness
  33. nervousness
  34. night blindness
  35. nightmares
  36. overbright appearance of lights
  37. passing gas
  38. rash
  39. red eye
  40. seeing, hearing, or feeling things that are not there
  41. seizures
  42. severe sleepiness
  43. shakiness
  44. sleepiness or unusual drowsiness
  45. sleeplessness
  46. slurred speech
  47. stomach discomfort, upset, or pain
  48. stomach fullness
  49. sweating
  50. swollen joints
  51. thirst
  52. trouble sleeping
  53. troubled breathing
  54. tunnel vision
  55. unable to sleep
  56. unexplained weight loss
  57. unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness

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.