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. Black, tarry stools
  2. bleeding gums
  3. blood in the urine or stools
  4. blurred vision
  5. chills
  6. cough
  7. dizziness
  8. fast, irregular, pounding, or racing heartbeat or pulse
  9. fever
  10. headache
  11. lower back or side pain
  12. nervousness
  13. painful or difficult urination
  14. pale skin
  15. pinpoint red spots on the skin
  16. pounding in the ears
  17. slow or fast heartbeat
  18. sore throat
  19. trouble breathing
  20. ulcers, sores, or white spots in the mouth
  21. unusual bleeding or bruising
  22. unusual tiredness or weakness

Less common

  1. Chest pain
  2. swollen glands

Incidence not known

  1. Agitation
  2. back pain
  3. change in consciousness
  4. drowsiness
  5. enlarged pupils
  6. general feeling of discomfort or illness
  7. increased sensitivity of the eyes to light
  8. increased sensitivity of the skin to sunlight
  9. increased sweating, possibly with fever or cold, clammy skin
  10. irritability
  11. mood or mental changes
  12. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  13. redness or other discoloration of the skin
  14. seeing, hearing, or feeling things that are not there
  15. seizures
  16. severe sunburn
  17. skin rash
  18. sores, ulcers, or white spots on the lips or in the mouth
  19. stiff neck
  20. thickening of bronchial secretions
  21. tightness in the chest
  22. vomiting

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. Acid or sour stomach
  2. belching
  3. bladder pain
  4. bloody or cloudy urine
  5. change in taste
  6. cracked lips
  7. decreased appetite
  8. diarrhea
  9. difficulty having a bowel movement (stool)
  10. difficulty with swallowing
  11. dry mouth
  12. fear or nervousness
  13. frequent urge to urinate
  14. heartburn
  15. indigestion
  16. lack or loss of strength
  17. loss of taste
  18. lower back or side pain
  19. nausea
  20. stomach discomfort, upset, or pain
  21. trouble sleeping

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: Feb. 01, 2024

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