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:

Less common

  1. Chills
  2. confusion
  3. decreased urine output
  4. dizziness
  5. fast or irregular heartbeat
  6. fever
  7. increased in seizure frequency or severity
  8. muscle pain or cramps
  9. nausea
  10. severe thirst
  11. swelling of the face, ankles, or hands
  12. swollen, painful, or tender lymph glands in the neck, armpit, or groin
  13. unusual tiredness or weakness
  14. vomiting

Less common

  1. Blistering, peeling, or loosening of the skin
  2. bloating of the abdomen or stomach
  3. changes in behavior
  4. discouragement
  5. difficulty breathing
  6. difficulty swallowing
  7. feeling sad or empty
  8. hives, rash, or itching skin
  9. joint or muscle pain
  10. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  11. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  12. rapid, shallow breathing
  13. red skin lesions, often with a purple center
  14. sores, ulcers, or white spots in the mouth or on the lips
  15. stomach pain
  16. thoughts or attempts at killing oneself
  17. upper right abdominal or stomach pain
  18. yellow eyes or skin

Incidence not known

  1. Agitation
  2. black, tarry stools
  3. bleeding gums
  4. blood in the urine or stools
  5. chest pain
  6. cough
  7. hoarseness
  8. decreased awareness or responsiveness
  9. fainting spells
  10. general feeling of tiredness or weakness
  11. headache
  12. high fever
  13. hostility
  14. irregular heartbeat
  15. irritability
  16. loss of consciousness
  17. lower back or side pain
  18. muscle twitching
  19. painful or difficult urination
  20. pale skin
  21. pinpoint red spots on the skin
  22. rapid weight gain
  23. severe sleepiness
  24. sore throat
  25. unusual bleeding or bruising
  26. unusual drowsiness, dullness, or feeling of sluggishness

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. Blurred vision
  2. double vision
  3. sensation of spinning or constant movement
  4. sleepiness

Less common

  1. Changes in patterns and rhythms of speech
  2. heartburn
  3. indigestion
  4. loss of interest or pleasure
  5. shakiness and unsteady walk
  6. shakiness in the legs, arms, hands, or feet
  7. tingling of the hands or feet
  8. trembling or shaking of the hands or feet
  9. trouble concentrating
  10. unusual weight gain or loss

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.