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:


  1. Back, leg, or stomach pains
  2. black, tarry stools
  3. bleeding gums
  4. blood in the urine or stools
  5. blurred vision
  6. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  7. change in color vision
  8. change in the ability to see colors, especially blue or yellow
  9. chest pain
  10. chills
  11. confusion
  12. cough
  13. dark urine
  14. difficulty seeing at night
  15. difficulty swallowing
  16. dizziness
  17. fast heartbeat
  18. fever
  19. general body swelling
  20. headache
  21. hoarseness
  22. increased sensitivity of the eyes to sunlight
  23. irritation
  24. joint pain, stiffness, or swelling
  25. light-colored stools
  26. loss of appetite
  27. mood or mental changes
  28. nausea or vomiting, severe
  29. nosebleeds
  30. painful or difficult urination
  31. pale skin
  32. pinpoint red spots on the skin
  33. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  34. redness of the skin
  35. skin rash, hives, itching
  36. sore throat
  37. sores, ulcers, or white spots on the lips or in the mouth
  38. swelling of the eyelids, face, lips, hands, or feet
  39. swollen glands
  40. tightness in the chest
  41. trouble sleeping
  42. troubled breathing or swallowing
  43. unusual bleeding or bruising
  44. unusual tiredness or weakness
  45. vision changes
  46. 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:


  1. Change in number of sperm and their ability to move
  2. decreased interest in sexual intercourse
  3. diarrhea
  4. hair loss or thinning of the hair
  5. inability to have or keep an erection
  6. loss in sexual ability, desire, drive, or performance
  7. sleepiness or unusual drowsiness
  8. swelling of the breasts or breast soreness for both female and male

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.