Side Effects

Drug information provided by: 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. Blurred vision
  2. body aches or pain
  3. chills
  4. cough
  5. difficulty with breathing
  6. dizziness
  7. ear congestion
  8. fast, irregular, pounding, or racing heartbeat or pulse
  9. fear or nervousness
  10. fever
  11. headache
  12. increased sweating
  13. loss of voice
  14. nasal congestion
  15. pounding in the ears
  16. runny nose
  17. slow or fast heartbeat
  18. sneezing
  19. sore throat
  20. unusual tiredness or weakness

Less common

  1. Back pain
  2. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  3. chest pain or discomfort
  4. chills
  5. decrease in frequency of urination
  6. decrease in urine volume
  7. difficult or painful urination
  8. difficulty in passing urine (dribbling)
  9. frequent urination
  10. groin pain
  11. muscle aches
  12. pain or burning with urination
  13. shakiness in the legs, arms, hands, or feet
  14. swollen, tender prostate
  15. tightness in the chest

Rare

  1. Bladder pain
  2. bloating or swelling of the face, arms, hands, lower legs, or feet
  3. bloody or cloudy urine
  4. bruise
  5. discouragement
  6. fall
  7. feeling sad or empty
  8. frequent urge to urinate
  9. full or bloated feeling
  10. heartburn
  11. increased or decreased weight
  12. irritability
  13. lack of appetite
  14. loss of interest or pleasure
  15. lower back or side pain
  16. pressure in the stomach
  17. rapid weight gain
  18. swelling of the abdominal or stomach area
  19. tingling of the hands or feet
  20. tiredness
  21. trouble concentrating
  22. trouble sleeping
  23. unusual weight gain or loss
  24. vomiting

Incidence not known

  1. Agitation
  2. black, tarry stools
  3. bleeding gums
  4. blistering, peeling, or loosening of the skin
  5. blood in the urine or stools
  6. coma
  7. confusion as to time, place, or person
  8. convulsions
  9. dark-colored urine
  10. decreased urine output
  11. diarrhea
  12. difficulty with swallowing
  13. general tiredness and weakness
  14. high fever
  15. holding false beliefs that cannot be changed by fact
  16. increased sweating
  17. increased thirst
  18. itching
  19. joint or muscle pain
  20. light-colored stools
  21. loss of balance control
  22. loss of consciousness
  23. mask-like face
  24. muscle cramps or spasms
  25. muscle pain or stiffness
  26. overactive reflexes
  27. pinpoint red spots on the skin
  28. poor coordination
  29. red irritated eyes
  30. red skin lesions, often with a purple center
  31. restlessness
  32. seeing, hearing, or feeling things that are not there
  33. seizures
  34. severe muscle stiffness
  35. shuffling walk
  36. slowed movements
  37. slurred speech
  38. sores, ulcers, or white spots on the lips or in the mouth
  39. stiffness of the arms and legs
  40. sweating
  41. swelling of the face, ankles, fingers, or lower legs
  42. swollen glands
  43. talking or acting with excitement you cannot control
  44. tic-like (jerky) movements of the head, face, mouth, and neck
  45. tiredness
  46. trembling and shaking of the fingers and hands
  47. twitching
  48. unusual bleeding or bruising
  49. unusual excitement, nervousness, or restlessness
  50. unusually pale skin
  51. upper right abdominal or stomach pain
  52. weight gain
  53. yellow eyes and 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:

More common

  1. Feeling of warmth
  2. headache, severe and throbbing
  3. redness of the face, neck, arms, and occasionally, upper chest
  4. sudden sweating

Less common

  1. Abdominal or stomach pain
  2. change or problem with discharge of semen
  3. decreased appetite
  4. decreased interest in sexual intercourse
  5. inability to have or keep an erection
  6. loss in sexual ability, desire, drive, or performance
  7. not able to ejaculate semen
  8. rash
  9. swelling of the testes

Rare

  1. Acid or sour stomach
  2. belching
  3. bloated
  4. change in taste
  5. excess air or gas in the stomach or intestines
  6. full feeling
  7. heartburn
  8. indigestion
  9. irritability
  10. loss of taste
  11. night sweats
  12. passing gas
  13. sleepiness or unusual drowsiness
  14. stomach discomfort, upset, or pain

Incidence not known

  1. Swelling of the breasts or unusual milk production
  2. unexpected or excess milk flow from the breasts

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.