Side Effects

Drug information provided by: Merative, 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. Hives, itching, skin rash
  2. inability to sit still
  3. restlessness

Less common

  1. Chills or fever
  2. joint or muscle pain


  1. Anxiety
  2. cold sweats
  3. confusion
  4. cool pale skin
  5. diarrhea
  6. difficulty with concentration
  7. drowsiness
  8. dryness of the mouth
  9. excessive hunger
  10. fast or irregular heartbeat
  11. headache
  12. increased sweating
  13. increased thirst
  14. lack of energy
  15. mood or behavior changes
  16. overactive reflexes
  17. purple or red spots on the skin
  18. racing heartbeat
  19. seizures
  20. shakiness or unsteady walk
  21. shivering or shaking
  22. talking, feeling, and acting with excitement and activity you cannot control
  23. trouble with breathing
  24. unusual or incomplete body or facial movements
  25. unusual tiredness or weakness

Incidence not known

  1. Agitation
  2. back or leg pains
  3. bleeding gums
  4. blindness
  5. blistering, peeling, or loosening of the skin
  6. bloating
  7. blood in the urine or stools
  8. bloody, black or tarry stools
  9. blue-yellow color blindness
  10. blurred vision
  11. chest pain, discomfort, or tightness
  12. clay-colored stools
  13. constipation
  14. continuing vomiting
  15. cough or dry cough
  16. dark urine
  17. decreased interest in sexual intercourse
  18. decreased urine output
  19. decreased vision
  20. delayed or inability to have an orgasm
  21. depression
  22. difficulty with breathing
  23. difficulty with swallowing
  24. dizziness or lightheadedness
  25. eye pain
  26. fainting
  27. fast, pounding, or irregular heartbeat or pulse
  28. general body swelling
  29. high fever
  30. hostility
  31. inability to have or keep an erection
  32. indigestion
  33. irregular or slow heart rate
  34. irritability
  35. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  36. light-colored stools
  37. loss in sexual ability, desire, drive, or performance
  38. loss of appetite
  39. loss of bladder control
  40. muscle twitching
  41. nausea
  42. nightmares
  43. no blood pressure or pulse
  44. noisy breathing
  45. nosebleeds
  46. pain in the ankles or knees
  47. painful, red lumps under the skin, mostly on the legs
  48. painful or prolonged erection of the penis
  49. pains in the stomach, side, or abdomen, possibly radiating to the back
  50. pinpoint red spots on the skin
  51. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  52. rapid weight gain
  53. red or irritated eyes
  54. red skin lesions, often with a purple center
  55. redness, tenderness, itching, burning, or peeling of the skin
  56. severe muscle stiffness
  57. severe sleepiness
  58. slurred speech
  59. sore throat
  60. sores, ulcers, or white spots on the lips or in the mouth
  61. stomach pain
  62. stopping of heart
  63. sudden weakness in the arms or legs
  64. sudden, severe chest pain
  65. swelling of the face, ankles, or hands
  66. swollen or painful glands
  67. thoughts of killing oneself
  68. tiredness
  69. twitching, twisting, or uncontrolled repetitive movements of the tongue, lips, face, arms, or legs
  70. unconsciousness
  71. unpleasant breath odor
  72. unusual bleeding or bruising
  73. unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
  74. unusually pale skin
  75. use of extreme physical or emotional force
  76. vomiting of blood
  77. 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. Decreased appetite

Less common or rare

  1. Abnormal dreams
  2. breast enlargement or pain
  3. change in sense of taste
  4. changes in vision
  5. feeling of warmth or heat
  6. flushing or redness of the skin, especially on face and neck
  7. frequent urination
  8. hair loss
  9. increased appetite
  10. increased sensitivity of the skin to sunlight
  11. menstrual pain
  12. stomach cramps, gas, or pain
  13. unusual secretion of milk, in females
  14. weight loss
  15. yawning

Incidence not known

  1. Cracks in the skin
  2. loss of heat from the body
  3. painful or prolonged erections of the penis
  4. scaly skin
  5. swelling of the breasts or breast soreness in both females and males
  6. unusual milk production

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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