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. Decrease in the frequency of urination
  2. decrease in the urine volume
  3. difficulty with passing urine (dribbling)
  4. painful urination
  5. shakiness in the legs, arms, hands, or feet

Less common

  1. Bloating or swelling of the face, arms, hands, lower legs, or feet
  2. blood in the urine
  3. burning while urinating
  4. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  5. difficult urination
  6. general feeling of discomfort or illness
  7. muscle twitching or jerking
  8. rapid weight gain
  9. rhythmic movement of the muscles
  10. tingling of the hands or feet
  11. unusual tiredness or weakness
  12. unusual weight gain or loss

Incidence not known

  1. Agitation
  2. back pain
  3. black, tarry stools
  4. bleeding gums
  5. blurred vision
  6. change in consciousness
  7. chest pain
  8. chills
  9. cloudy urine
  10. confusion
  11. cough
  12. difficult or labored breathing
  13. dizziness
  14. drowsiness
  15. fainting
  16. fever
  17. headache
  18. irritability
  19. loss of consciousness
  20. pain in the lower back or side
  21. pinpoint red spots on the skin
  22. sore throat
  23. sores, ulcers, or white spots on the lips or in the mouth
  24. stiff neck
  25. swollen glands
  26. tightness in the chest
  27. unusual bleeding or bruising
  28. 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. Being forgetful
  2. clumsiness or unsteadiness
  3. dizziness or lightheadedness
  4. double vision
  5. feeling of constant movement of self or surroundings
  6. seeing double
  7. sensation of spinning
  8. sleepiness or unusual drowsiness

Less common

  1. Absence of or decrease in the body movement
  2. acid or sour stomach
  3. belching
  4. changes in patterns and rhythms of speech
  5. confusion about identity, place, and time
  6. cough
  7. diarrhea
  8. difficulty having a bowel movement (stool)
  9. difficulty with swallowing
  10. dry mouth
  11. feeling that others are watching you or controlling your behavior
  12. feeling that others can hear your thoughts
  13. feeling, seeing, or hearing things that are not there
  14. heartburn
  15. increased appetite
  16. increased sweating
  17. indigestion
  18. joint pain
  19. lack or loss of strength
  20. loss of appetite
  21. loss of memory
  22. muscle aches and pains
  23. problems with speech or speaking
  24. runny nose
  25. severe mood or mental changes
  26. shivering
  27. slurred speech
  28. stomach discomfort, upset, or pain
  29. sweating
  30. trouble sleeping
  31. trouble walking
  32. unusual behavior
  33. weight gain

Incidence not known

  1. False or unusual sense of wellbeing
  2. hair loss or thinning of the hair
  3. muscle spasms
  4. rash
  5. uncontrolled eye movements

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.