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:

More common

  1. Blurred vision
  2. changes in vision
  3. chest pain, discomfort, or tightness
  4. clumsiness or unsteadiness
  5. decreased urine output
  6. dilated neck veins
  7. double vision
  8. irregular breathing
  9. irregular heartbeat
  10. nausea
  11. pain or discomfort in the arms, jaw, back, or neck
  12. poor coordination
  13. seizure that will not stop
  14. skin rash
  15. sweating
  16. swelling of the face, fingers, feet, or lower legs
  17. trouble breathing
  18. unusual tiredness or weakness
  19. vomiting
  20. weight gain

Less common

  1. Anxiety
  2. chest pain
  3. confusion
  4. continuous, uncontrolled back and forth or rolling eye movements
  5. depression
  6. increase in seizures
  7. infection
  8. irritability


  1. Blistering, peeling, or loosening of the skin
  2. chills
  3. cough
  4. dark urine
  5. diarrhea
  6. fever
  7. general feeling of discomfort or illness
  8. headache
  9. itching
  10. joint pain
  11. loss of appetite
  12. memory loss
  13. muscle cramps, pain, or weakness
  14. red or irritated eyes
  15. runny nose
  16. shivering
  17. small red or purple spots on the skin
  18. sore throat
  19. sores, ulcers, or white spots on the lips or in the mouth
  20. swelling of the face, mouth, hands, or feet
  21. swollen lymph nodes
  22. trouble sleeping
  23. unusual bleeding or bruising
  24. yellow eyes or skin

Incidence not known

  1. Back, leg, or stomach pains
  2. bleeding gums
  3. bloating
  4. blood in the urine
  5. bloody, black or tarry stools
  6. bluish lips or skin
  7. constipation
  8. cough
  9. coughing or vomiting blood
  10. difficulty with swallowing
  11. fainting
  12. fast heartbeat
  13. general body swelling
  14. heartburn
  15. high fever
  16. hoarseness
  17. lightheadedness
  18. loss of balance control
  19. lower back or side pain
  20. mask-like face
  21. muscle spasms
  22. nosebleeds
  23. not breathing
  24. pain or burning in the throat
  25. painful or difficult urination
  26. pains in the stomach or side, possibly radiating to the back
  27. pale skin
  28. persistent bleeding or oozing from puncture sites, mouth, or nose
  29. rapid, shallow breathing
  30. redness, soreness, or itching skin
  31. shuffling walk
  32. slowed movement
  33. slurred speech
  34. sores, welting, or blisters
  35. stiffness of the arms and legs
  36. swollen or painful glands
  37. tic-like (jerky) movements

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

Symptoms of overdose

  1. Clumsiness or unsteadiness (severe)
  2. continuous, uncontrolled back and forth or rolling eye movements (severe)
  3. dizziness (severe)
  4. drowsiness (severe)
  5. dryness of the mouth (severe)
  6. headache (severe)
  7. increased heart rate
  8. loss of consciousness
  9. slurred speech (severe)

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. Dizziness
  2. drowsiness

Less common

  1. Indigestion
  2. loss of strength
  3. menstrual pain
  4. pain
  5. trembling or shaking
  6. trouble with sleeping
  7. unusual weight loss

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.

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