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. Agitation
  2. blurred vision
  3. chest pain, discomfort, or tightness
  4. cold, clammy skin
  5. confusion
  6. cough
  7. darkening of the skin
  8. decrease in the frequency of urination
  9. decrease in urine volume
  10. diarrhea
  11. difficult or trouble breathing
  12. difficulty in passing urine (dribbling)
  13. difficulty with swallowing
  14. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  15. fast, slow, pounding, or irregular heartbeat
  16. feeling of warmth
  17. fever
  18. hives, itching, or skin rash
  19. increased sensitivity to pain
  20. irregular, fast, slow, or shallow breathing
  21. lightheadedness, dizziness, or fainting
  22. loss of appetite
  23. mental depression
  24. muscle twitching or jerking
  25. nausea
  26. overactive reflexes
  27. painful urination
  28. pale or blue lips, fingernails, or skin
  29. poor coordination
  30. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  31. redness of the face, neck, arms, and occasionally, upper chest
  32. restlessness
  33. rhythmic movement of the muscles
  34. seizures
  35. shakiness in the legs, arms, hands, or feet
  36. shivering
  37. sweating
  38. talking or acting with excitement you cannot control
  39. trembling or shaking of the hands or feet
  40. twitching
  41. unusual tiredness or weakness
  42. upper abdominal or stomach pain
  43. vomiting
  44. worsening of pain

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

Symptoms of overdose

  1. Bluish color of the fingernails, lips, skin, palms, or nail beds
  2. change in consciousness
  3. decreased awareness or responsiveness
  4. loss of consciousness
  5. severe sleepiness
  6. sleepiness or unusual drowsiness

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. Drowsiness
  2. relaxed and calm feeling

Incidence not known

  1. Blurred or loss of vision
  2. confusion about identity, place, and time
  3. deep or fast breathing with dizziness
  4. difficulty having a bowel movement
  5. disturbed color perception
  6. double vision
  7. dry mouth
  8. false or unusual sense of well-being
  9. halos around lights
  10. headache
  11. irritability
  12. nervousness
  13. night blindness
  14. numbness of the feet, hands, and around the mouth
  15. overbright appearance of lights
  16. redness of the skin
  17. seeing, hearing, or feeling things that are not there
  18. trouble sleeping
  19. tunnel vision

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.

Portions of this document last updated: May 01, 2024

Copyright: © Merative US L.P. 1973, 2024. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.