Side Effects

Drug information provided by: IBM 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 or nurse immediately if any of the following side effects occur:

Less common

  1. Blurred vision
  2. confusion
  3. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  4. seizures
  5. sweating
  6. unusual tiredness or weakness


  1. Inability to sit still
  2. need to keep moving
  3. restlessness

Incidence not known

  1. Cough
  2. decrease in the frequency of urination
  3. decrease in urine volume
  4. decreased vision
  5. difficulty in passing urine (dribbling)
  6. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  7. eye pain
  8. fast, pounding, or irregular heartbeat or pulse
  9. headache
  10. high fever
  11. inability to move the eyes
  12. increased blinking or spasms of the eyelid
  13. increased sweating
  14. loss of balance control
  15. loss of bladder control
  16. mask-like face
  17. nausea or vomiting
  18. nervousness
  19. noisy breathing
  20. painful urination
  21. pounding in the ears
  22. severe muscle stiffness
  23. shuffling walk
  24. slowed movements
  25. slurred speech
  26. sticking out of tongue
  27. tearing of eyes
  28. tic-like (jerky) movements of the head, face, mouth, and neck
  29. tightness in the chest
  30. tiredness
  31. trembling and shaking of the fingers and hands
  32. trouble breathing, speaking, or swallowing
  33. uncontrolled twisting movements of the neck, trunk, arms, or legs
  34. unusual facial expressions
  35. unusually pale 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. Change in taste
  2. drowsiness
  3. loss of taste
  4. sleepiness or unusual drowsiness

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.