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:

Less common or rare

  1. Agitation
  2. bloody, black, or tarry stools
  3. blurred vision
  4. changes in behavior
  5. chest pain or discomfort
  6. convulsions
  7. decreased urination
  8. dry mouth
  9. fast, pounding, slow or irregular heartbeat
  10. lightheadedness, dizziness, or fainting
  11. mood or mental changes
  12. rapid breathing
  13. severe stomach pain, cramping, or burning
  14. stiff neck
  15. sunken eyes
  16. thoughts of killing oneself
  17. trouble breathing
  18. unusual tiredness
  19. vomiting of material that looks like coffee grounds, severe and continuing
  20. wrinkled skin

Incidence not known

  1. Bluish lips or skin
  2. change in the ability to see colors, especially blue or yellow
  3. cold, clammy skin
  4. confusion
  5. cough
  6. decrease in frequency of urination or urine amount
  7. difficulty in passing urine (dribbling)
  8. dizziness
  9. fast or weak pulse
  10. headache
  11. irregular, fast or slow, or shallow breathing
  12. loss of appetite
  13. noisy breathing
  14. painful urination
  15. pale or blue lips, fingernails, or skin
  16. sweating
  17. tightness in the chest
  18. trouble sleeping

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

  1. Cold, clammy skin
  2. convulsions (seizures)
  3. drowsiness that is so severe you are not able to answer when spoken to or, if asleep, cannot be awakened
  4. pinpoint (small) pupils in the eyes
  5. slow heartbeat
  6. very slow or troubled breathing

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. Difficulty having a bowel movement (stool)
  2. difficulty with moving
  3. joint pain
  4. muscle pain or stiffness
  5. nausea

Less common

  1. Acid or sour stomach
  2. back pain
  3. belching
  4. bloating or swelling of the face, arms, hands, lower legs, or feet
  5. diarrhea
  6. discouragement
  7. feeling sad or empty
  8. heartburn
  9. indigestion
  10. irritability
  11. loss of interest or pleasure
  12. muscle spasms
  13. pain in the arms or legs
  14. stomach discomfort, upset, or pain
  15. tingling of the hands or feet
  16. trouble concentrating
  17. unusual weight gain or loss

Less common or rare

  1. Being forgetful
  2. bleeding after defecation
  3. clumsiness
  4. continuing ringing or buzzing or other unexplained noise in the ears
  5. crying
  6. delusions of persecution, mistrust, suspiciousness, or combativeness
  7. difficulty with swallowing
  8. difficulty with walking
  9. double vision
  10. excess air or gas in the stomach or intestines
  11. feeling of constant movement of self or surroundings
  12. full feeling
  13. increased appetite
  14. joint pain, stiffness, or swelling
  15. loss in sexual ability, desire, drive, or performance
  16. loss of balance
  17. low body temperature
  18. muscle aches
  19. muscle twitching or jerking
  20. overactive reflexes
  21. rhythmic movement of muscles
  22. runny nose
  23. seeing, hearing, or feeling things that are not there
  24. sensation of spinning
  25. shivering
  26. slurred speech
  27. sneezing
  28. swelling of the feet or lower legs
  29. trouble with speaking

Incidence not known

  1. Bad, unusual or unpleasant (after) taste
  2. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  3. chills
  4. constricted, pinpoint, or small pupils (black part of the eye)
  5. deep or fast breathing with dizziness
  6. drowsiness
  7. dry mouth
  8. false or unusual sense of well-being
  9. fear or nervousness
  10. feeling of warmth
  11. hives or welts
  12. itching
  13. muscle stiffness or tightness
  14. numbness of the feet, hands, and around the mouth
  15. redness of the face, neck, arms, and occasionally, upper chest
  16. relaxed and calm feeling
  17. shaking
  18. uncontrolled eye movements
  19. upper stomach pain

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.