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. Fever over 39°C (102°F)

Less common

  1. Blue lips and fingernails
  2. chest pain or tightness
  3. chickenpox-like skin rash
  4. coughing that sometimes produces a pink frothy sputum
  5. decreased urine output
  6. difficult, fast, or noisy breathing
  7. dilated neck veins
  8. extreme tiredness or weakness
  9. general feeling of discomfort or illness
  10. increased sweating
  11. irregular breathing
  12. irregular heartbeat
  13. irritability
  14. pale skin
  15. swelling of the ankles, face, fingers, feet, or lower legs
  16. weight gain


  1. Black, tarry stools
  2. blood in the urine or stools
  3. chills
  4. confusion
  5. cough
  6. difficulty with breathing or swallowing
  7. fever
  8. hives
  9. itching, especially of the feet or hands
  10. muscle or joint pain
  11. pinpoint red spots on the skin
  12. reddening of the skin, especially around the ears
  13. seizures with high fever
  14. severe or continuing headache
  15. stiff neck
  16. swelling of the glands in the neck
  17. thickening of bronchial secretions
  18. unusual bleeding or bruising
  19. unusual tiredness or weakness, sudden and severe
  20. vomiting

Incidence not known

  1. Back pain, sudden and severe
  2. bleeding gums
  3. blistering, peeling, or loosening of the skin
  4. bloating or swelling of the face, arms, hands, lower legs, or feet
  5. bloody nose
  6. blurred vision
  7. bruising more easily
  8. dizziness
  9. fast heartbeat
  10. headache
  11. heavier menstrual periods
  12. inability to move the arms and legs
  13. inability to speak
  14. large, flat, blue, or purplish patches in the skin
  15. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  16. loss of bladder control
  17. muscle spasm or jerking of all extremities
  18. painful blisters on the trunk of the body
  19. painful knees and ankles
  20. pale skin
  21. pinpoint red spots on the skin
  22. puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  23. raised red swellings on the skin, buttocks, legs, or ankles
  24. red, irritated eyes
  25. red skin lesions, often with a purple center
  26. seizures
  27. shakiness and unsteady walk
  28. skin rash
  29. slurred speech
  30. sores, ulcers, or white spots in the mouth or on the lips
  31. stomach pain
  32. sudden loss of consciousness
  33. sudden numbness and weakness in the arms and legs
  34. swollen or painful glands
  35. temporary blindness
  36. tingling of the hands or feet
  37. unsteadiness, trembling, or other problems with muscle control or coordination
  38. unusual weight gain or loss
  39. weakness in the arm or leg on one side of the body, sudden and severe
  40. weakness of the muscles in your face

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. Fever of 37.7°C (100°F) or higher, but not above 39°C (102°F)
  2. hives, itching, pain, redness, soreness, tenderness, or warmth at the injection site

Less common

  1. Common cold
  2. congestion
  3. constipation
  4. cracked, dry, or scaly skin
  5. diaper rash
  6. diarrhea
  7. disturbed sleep
  8. dry skin
  9. earache
  10. heat rash or prickly heat
  11. lack or loss of strength
  12. loss of appetite
  13. muscle ache, cramp, or stiffness
  14. nausea
  15. nervousness
  16. runny nose
  17. skin rash, encrusted, scaly, and oozing
  18. sneezing
  19. sore throat
  20. stuffy nose
  21. swelling
  22. swollen joints
  23. teething

Incidence not known

  1. Bacterial skin infections
  2. body aches or pain
  3. burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  4. difficulty with moving
  5. dryness or soreness of the throat
  6. hoarseness
  7. pain, redness, swelling, tenderness, or warmth on the skin
  8. red rash with watery, yellow-colored, or pus-filled blisters
  9. thick yellow to honey-colored crusts
  10. voice changes

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.