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:

Less common

  1. Agitation
  2. anxiety
  3. confusion
  4. fast or irregular breathing
  5. irritability
  6. nervousness
  7. nightmares
  8. restlessness
  9. seeing, hearing, or feeling things that are not there
  10. seizures
  11. tremors
  12. unusual feeling of excitement


  1. Black, tarry stools
  2. chest pain or tightness
  3. chills
  4. cough
  5. fever
  6. headache
  7. sore throat
  8. sores, ulcers, or white spots on the lips or in the mouth
  9. swollen or painful glands
  10. unusual bleeding or bruising
  11. unusual tiredness or weakness
  12. vomiting of blood or material that looks like coffee grounds

Incidence not known

  1. Decrease in the frequency of urination or urine volume
  2. difficulty in passing urine (dribbling)
  3. dizziness
  4. fainting
  5. fast, pounding, or irregular heartbeat or pulse
  6. lightheadedness
  7. painful urination

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:

Incidence not known

  1. Blurred vision
  2. constipation
  3. drowsiness
  4. dry mouth
  5. itching, red, skin rash

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.