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. blurred vision
  4. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  5. chest pain or discomfort
  6. clay-colored stools
  7. cold sweats
  8. confusion about identity, place, and time
  9. continuing ringing or buzzing or other unexplained noise in the ears
  10. cough or hoarseness
  11. dark urine
  12. decrease in the frequency of urination
  13. difficulty in passing urine (dribbling)
  14. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  15. double vision
  16. dry mouth
  17. false beliefs that cannot be changed by facts
  18. fast, pounding, or irregular heartbeat or pulse
  19. feeling, seeing, or hearing things that are not there
  20. feeling that others are watching you or controlling your behavior
  21. feeling that others can hear your thoughts
  22. fever with or without chills
  23. flushed, dry skin
  24. general feeling of tiredness or weakness
  25. hearing loss
  26. hostility
  27. hyperventilation
  28. inability to move the arms, legs, or facial muscles
  29. irritability
  30. itching or rash
  31. lack of coordination
  32. lethargy
  33. loss of balance control
  34. lower back or side pain
  35. mood or mental changes
  36. muscle spasm or jerking of all extremities
  37. muscle trembling, jerking, or stiffness
  38. nightmares
  39. pain or discomfort in the arms, jaw, back, or neck
  40. painful or difficult urination
  41. pinpoint red or purple spots on the skin
  42. rapid weight gain
  43. redness of the face, neck, arms, and occasionally, upper chest
  44. restlessness
  45. seizures
  46. shakiness and unsteady walk
  47. slow speech
  48. sore throat
  49. stiffness of the limbs
  50. stupor
  51. sweating
  52. swelling of the face, ankles, legs, or hands
  53. talking, feeling, and acting with excitement
  54. trouble sleeping
  55. twisting movements of the body
  56. uncontrolled movements, especially of the face, neck, and back
  57. unusual behavior
  58. unusual tiredness or weakness
  59. weakness in the arms, hands, legs, or feet
  60. yellow eyes or skin

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

Symptoms of overdose

  1. Bluish color of fingernails, lips, skin, palms, or nail beds
  2. cold, clammy skin
  3. decreased awareness or responsiveness
  4. difficult or troubled breathing
  5. disorientation
  6. fast, weak pulse
  7. hallucinations
  8. irregular, fast, slow, or shallow breathing
  9. severe sleepiness

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 the eye)
  2. black tongue
  3. decreased interest or ability in sexual intercourse
  4. difficulty having a bowel movement (stool)
  5. enlargement of the breast
  6. hives or welts
  7. increase in sexual ability, desire, drive, or performance
  8. increased sensitivity of the eyes to light
  9. increased urge to urinate during the night
  10. peculiar taste
  11. redness or other discoloration of the skin
  12. severe sunburn
  13. swelling of the testicles
  14. swelling of the breasts or breast soreness in both females and males
  15. swollen, painful, or tender lymph glands on the side of the face or neck
  16. unexpected or excess milk flow from the breasts
  17. waking to urinate at night

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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Portions of this document last updated: April 01, 2024

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