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. Drowsiness
  2. relaxed and calm
  3. sleepiness

Incidence not known

  1. Aggressive, angry
  2. agitation
  3. attack, assault, or force
  4. black, tarry stools
  5. bleeding gums
  6. blood in the urine or stools
  7. bluish lips or skin
  8. blurred vision
  9. change in consciousness
  10. chest tightness
  11. chills
  12. coma
  13. confusion
  14. confusion about identity, place, and time
  15. cough or hoarseness
  16. dark urine
  17. decreased urine output
  18. difficulty with breathing or swallowing
  19. difficulty with speaking
  20. discouragement
  21. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  22. drooling
  23. dry mouth
  24. excitation
  25. false or unusual sense of well-being
  26. fast or irregular heartbeat
  27. feeling sad or empty
  28. fever with or without chills
  29. general feeling of tiredness or weakness
  30. headache
  31. hives, itching, or rash
  32. hyperventilation
  33. increased thirst
  34. irregular, fast or slow, or shallow breathing
  35. irritability
  36. loss of appetite
  37. loss of balance control
  38. loss of consciousness
  39. loss of interest or pleasure
  40. loss of memory
  41. lower back or side pain
  42. muscle pain, cramps, trembling, jerking, or stiffness
  43. nausea or vomiting
  44. not breathing
  45. painful or difficult urination
  46. pale or blue lips, fingernails, or skin
  47. pinpoint red spots on the skin
  48. problems with memory
  49. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  50. reddening of the skin, especially around ears
  51. restlessness
  52. seeing, hearing, or feeling things that are not there
  53. seizures
  54. shaking
  55. shuffling walk
  56. sore throat
  57. sores, ulcers, or white spots on the lips or in the mouth
  58. stiffness of the limbs
  59. stomach pain
  60. sweating
  61. swelling of the eyes or inside of the nose
  62. swelling of the face, ankles, or hands
  63. swollen glands
  64. thoughts or attempts at killing oneself
  65. trouble concentrating
  66. trouble sleeping
  67. twisting movements of body
  68. uncontrolled movements, especially of the face, neck, and back
  69. unexplained bleeding or bruising
  70. unpleasant breath odor
  71. unusual bleeding or bruising
  72. unusual tiredness or weakness
  73. vomiting of blood
  74. yellow eyes or skin

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

Symptoms of overdose

  1. Agitation
  2. changes in patterns and rhythms of speech
  3. confusion
  4. excitement
  5. increased sweating
  6. irritability
  7. loss of strength or energy
  8. nightmares
  9. restlessness
  10. shakiness and unsteady walk
  11. slurred speech
  12. talkativeness
  13. trouble speaking
  14. unsteadiness, trembling, or other problems with muscle control or coordination
  15. unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
  16. unusual excitement, nervousness, restlessness, or irritability
  17. unusual paleness
  18. unusual weak feeling

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. Being forgetful
  2. clumsiness
  3. constipation
  4. decreased interest in sexual intercourse
  5. disturbed color perception
  6. dizziness or lightheadedness
  7. double vision
  8. drowsiness
  9. feeling of constant movement of self or surroundings
  10. hair loss or thinning of the hair
  11. halos around lights
  12. inability to have or keep an erection
  13. increased in sexual ability, desire, drive, or performance
  14. increased interest in sexual intercourse
  15. lack or loss of self-control
  16. lethargy
  17. loss in sexual ability, desire, drive, or performance
  18. muscle aches, twitching, or weakness
  19. night blindness
  20. overbright appearance of lights
  21. rapid weight gain
  22. sensation of spinning
  23. shakiness in the legs, arms, hands, or feet
  24. shivering
  25. stupor
  26. trembling or shaking of the hands or feet
  27. tunnel vision
  28. weak or feeble pulse

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: May 01, 2023

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