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:

Incidence not known

  1. Abdominal or stomach pain
  2. agitation
  3. black, tarry stools
  4. bleeding gums
  5. blood in urine or stools
  6. blurred vision
  7. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  8. change in consciousness
  9. changes in patterns and rhythms of speech
  10. chest pain or discomfort
  11. chills
  12. cold sweats
  13. coma
  14. confusion
  15. confusion about identity, place, and time
  16. continuing ringing, buzzing, or other unexplained noise in ears
  17. convulsions
  18. cool, pale skin
  19. cough or hoarseness
  20. dark urine
  21. decrease in frequency of urination
  22. decrease in urine volume
  23. decreased urine output
  24. difficulty in breathing
  25. difficulty in passing urine (dribbling)
  26. difficulty in speaking
  27. disturbance of accommodation
  28. disturbed concentration
  29. dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly
  30. double vision
  31. drooling
  32. dry mouth
  33. excitement
  34. fainting
  35. false beliefs that cannot be changed by facts
  36. fast, slow, or irregular heartbeat
  37. fear or nervousness
  38. fever with or without chills
  39. flushed, dry skin
  40. fruit-like breath odor
  41. general feeling of tiredness or weakness
  42. headache
  43. hearing loss
  44. high fever
  45. high or low blood pressure
  46. hostility
  47. inability to move arms, legs, or facial muscles
  48. inability to speak
  49. increased hunger
  50. increased need to urinate
  51. increased ocular pressure
  52. increased sweating
  53. increased thirst
  54. increased urination
  55. irritability
  56. lack of coordination
  57. lethargy
  58. light-colored stools
  59. lip smacking or puckering
  60. loss of appetite
  61. loss of balance control
  62. loss of bladder control
  63. loss of consciousness
  64. lower back or side pain
  65. mental depression or anxiety
  66. muscle spasm or jerking of all extremities
  67. muscle tightness
  68. muscle trembling, jerking, or stiffness
  69. muscle twitching
  70. nausea and vomiting
  71. nightmares or unusually vivid dreams
  72. overactive reflexes
  73. painful or difficult urination
  74. passing urine more often
  75. pinpoint red spots on skin
  76. poor coordination
  77. pounding in the ears
  78. puffing of cheeks
  79. rapid or worm-like movements of tongue
  80. rapid weight gain
  81. restlessness
  82. seeing, hearing, or feeling things that are not there
  83. seizures
  84. severe muscle stiffness
  85. shakiness and unsteady walk
  86. shivering
  87. shortness of breath
  88. shuffling walk
  89. sleeplessness
  90. slow speech
  91. slurred speech
  92. sore throat
  93. sores, ulcers, or white spots on lips or in mouth
  94. stiffness of limbs
  95. stupor
  96. sudden loss of consciousness
  97. sweating
  98. swelling of face, ankles, or hands
  99. swelling or puffiness of face
  100. swollen glands
  101. talking or acting with excitement you cannot control
  102. trouble in speaking
  103. trouble sleeping
  104. troubled breathing
  105. twisting movements of body pain or discomfort in arms, jaw, back, or neck
  106. unable to sleep
  107. uncontrolled chewing movements
  108. uncontrolled movements, especially of arms, face, neck, back, and legs
  109. unexplained weight loss
  110. unpleasant breath odor
  111. unsteadiness, trembling, or other problems with muscle control or coordination
  112. unusual bleeding or bruising
  113. unusual tiredness or weakness
  114. unusually pale skin
  115. upper right abdominal pain
  116. vomiting of blood
  117. weakness in arms, hands, legs, or feet
  118. weight gain or loss
  119. yellow eyes and skin

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

Symptoms of Overdose

  1. Clumsiness
  2. drowsiness
  3. low body temperature
  4. muscle aches
  5. muscle weakness
  6. sleepiness
  7. tiredness
  8. weak or feeble pulse

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:

Incidence not known

  1. Bigger, dilated, or enlarged pupils (black part of eye)
  2. black tongue
  3. bloating
  4. breast enlargement in females
  5. constipation
  6. decreased interest in sexual intercourse
  7. diarrhea
  8. hair loss, thinning of hair
  9. hives or welts
  10. inability to have or keep an erection
  11. increased in sexual ability, desire, drive, or performance
  12. increased interest in sexual intercourse
  13. increased sensitivity of eyes to light
  14. loss in sexual ability, desire, drive, or performance
  15. loss of sense of taste
  16. redness or other discoloration of skin
  17. severe sunburn
  18. skin rash
  19. swelling of testicles
  20. swelling of the breasts or breast soreness in males
  21. swelling of the parotid glands
  22. swelling or inflammation of the mouth
  23. unexpected or excess milk flow from breasts

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.

From Mayo Clinic to your inbox

Sign up for free and stay up to date on research advancements, health tips, current health topics, and expertise on managing health. Click here for an email preview.

To provide you with the most relevant and helpful information, and understand which information is beneficial, we may combine your email and website usage information with other information we have about you. If you are a Mayo Clinic patient, this could include protected health information. If we combine this information with your protected health information, we will treat all of that information as protected health information and will only use or disclose that information as set forth in our notice of privacy practices. You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail.