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. Back pain
  2. bad, unusual, or unpleasant (after) taste
  3. bone or joint pain
  4. change in taste
  5. continuing ringing or buzzing or other unexplained noise in the ears
  6. difficulty with moving or walking
  7. excessive muscle tone
  8. feeling of warmth
  9. headache (severe and continuing)
  10. hearing loss
  11. increased sensitivity to pain
  12. increased sensitivity to touch
  13. muscle stiffness
  14. muscle tension or tightness
  15. nausea or vomiting (severe and continuing)
  16. redness of the face, neck, arms, and occasionally, upper chest
  17. redness of the skin
  18. sleeplessness
  19. stiff, painful muscles
  20. thinning of the skin with easy bruising
  21. tingling in the hands and feet
  22. tongue irritation
  23. trouble sleeping
  24. unable to sleep

Less common

  1. Acid or sour stomach
  2. blurred vision
  3. belching
  4. breast pain
  5. eye pain
  6. eye problems, such as loss of eyebrows or eyelashes, redness or swelling of the eyelid, redness of the eyes, sensitivity of the eyes to light, or watery eyes
  7. general feeling of discomfort or illness
  8. heartburn
  9. increased hair growth on the forehead, back, arms, and legs
  10. indigestion
  11. itching of the vagina or genital area
  12. loosening of the fingernails
  13. pain during sexual intercourse
  14. redness or soreness around the fingernails
  15. sore mouth or tongue
  16. thick, white vaginal discharge with no odor or with a mild odor
  17. white patches in the mouth or on the tongue


  1. Abdominal or stomach pain
  2. bleeding gums
  3. bleeding time increased
  4. chest pain
  5. coughing, hoarseness, trouble in speaking, or flu-like symptoms
  6. coughing up blood
  7. darkened urine
  8. diarrhea
  9. difficulty in breathing or swallowing
  10. double vision or other problems in seeing, including decreased night vision after sunset and before sunrise
  11. increased menstrual flow or vaginal bleeding
  12. itchy or painful ears
  13. light-colored stools
  14. nosebleeds
  15. pale or cold hands or feet
  16. paralysis
  17. prolonged bleeding from cuts
  18. red or dark brown urine
  19. shortness of breath
  20. skin problems, such as abnormal sensation of burning or stinging, cracking, redness, skin irritation or rash (including a rash that looks like psoriasis), infection, ulcers, unusual odor, or small red spots in the skin
  21. sore on the edge of the eyelid (stye)
  22. thick, white, curd-like vaginal discharge
  23. unpleasant breath odor
  24. unusual tiredness or weakness
  25. vaginal itching or irritation
  26. vomiting of blood
  27. yellowing of the skin or eyes

Incidence not known

  1. Assault
  2. attack
  3. burning, numbness, tingling, or painful sensations
  4. chest pain or discomfort
  5. confusion
  6. difficulty with breathing
  7. difficulty with speaking
  8. doing things to injure oneself
  9. force
  10. inability to move the arms, legs, or facial muscles
  11. inability to speak
  12. pain in the chest, groin, or legs, especially calves
  13. pain or discomfort in the arms, jaw, back, or neck
  14. shortness of breath
  15. slow speech
  16. slurred speech
  17. sudden loss of coordination
  18. sudden, severe weakness or numbness in the arms or legs
  19. sudden, unexplained shortness of breath
  20. sweating
  21. thoughts of killing oneself
  22. unsteadiness or awkwardness
  23. vision changes
  24. weakness in the arms, hands, legs, or feet

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

Symptoms of overdose

  1. Dizziness or lightheadedness
  2. feeling of constant movement of self or surroundings
  3. sensation of spinning

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. Chapped, red, or swollen lips
  2. difficulty in wearing contact lenses
  3. dry or runny nose
  4. dryness of the eyes
  5. increased ability to sunburn
  6. increased amount of ear wax (unusual)
  7. irritation in the mouth or swollen gums
  8. itchy skin
  9. loss of hair (usually reversible)
  10. nosebleeds
  11. scaling and peeling of the eyelids, fingertips, palms, and soles of feet
  12. sticky skin
  13. unusual thirst

Less common

  1. Constipation
  2. diarrhea
  3. increased sweating

Incidence not known

  1. Cracking fingernails or fingernails break easily
  2. muscular pain, tenderness, wasting, or weakness

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.