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. Dizziness
  2. lightheadedness
  3. sleepiness
  4. trouble breathing

Less common

  1. Anxiety
  2. black, tarry stools
  3. bleeding gums
  4. blistering, peeling, or loosening of the skin
  5. blood in the urine or stools
  6. chest tightness
  7. chills
  8. cough or hoarseness
  9. diarrhea
  10. difficulty swallowing
  11. discouragement
  12. dry mouth
  13. excitement
  14. fainting
  15. false or unusual sense of well-being
  16. fast, pounding, or irregular heartbeat or pulse
  17. feeling sad or empty
  18. headache
  19. heavy eyelids
  20. high energy
  21. hives, itching, skin rash
  22. hot spells
  23. hyperventilation
  24. irregular heartbeats
  25. irritability
  26. joint or muscle pain
  27. lack of appetite
  28. loss of interest or pleasure
  29. lower back or side pain
  30. mental confusion
  31. nervousness
  32. painful or difficult urination
  33. pinpoint red spots on the skin
  34. puffiness or swelling of the eyelids or around the eyes, face, lips or tongue
  35. red irritated eyes
  36. red skin lesions, often with a purple center
  37. restlessness
  38. seizures
  39. shaky feeling
  40. sluggishness
  41. sore throat
  42. sores, ulcers, or white spots in the mouth or on the lips
  43. trouble concentrating
  44. trouble sleeping
  45. unusual bleeding or bruising
  46. unusual tiredness or weakness

Incidence not known

  1. Dark urine
  2. loss of appetite
  3. nausea or vomiting
  4. stomach pain, severe
  5. yellow eyes or skin

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

Symptoms of overdose

  1. Black, tarry stools
  2. bloody or cloudy urine
  3. blurred vision
  4. change in consciousness
  5. chills
  6. confusion
  7. dark urine
  8. difficult or painful urination
  9. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  10. fever
  11. headache
  12. irregular, fast or slow, or shallow breathing
  13. itching
  14. light-colored stools
  15. loss of appetite
  16. loss of consciousness
  17. nausea
  18. pale or blue lips, fingernails, or skin
  19. sleepiness
  20. stomach pain
  21. sudden decrease in amount of urine
  22. sweating
  23. trouble breathing
  24. unpleasant breath odor
  25. unusual tiredness or weakness
  26. vomiting of blood
  27. 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:

Less common

  1. Bloated
  2. constipation
  3. continuing ringing or buzzing or other unexplained noise in the ears
  4. dry mouth
  5. earache
  6. excess air or gas in the stomach or intestines
  7. full feeling
  8. hearing loss
  9. heartburn
  10. increased sweating
  11. indigestion
  12. leg pain
  13. passing gas
  14. stuffy nose

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: April 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.