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. Bladder pain
  2. bloody or cloudy urine
  3. difficult, burning, or painful urination
  4. frequent urge to urinate
  5. lower back or side pain

Less common

  1. Blurred vision
  2. dizziness
  3. headache
  4. loss of bladder control
  5. nervousness
  6. pounding in the ears
  7. slow or fast heartbeat


  1. Arm, back, or jaw pain
  2. chest pain, tightness, heaviness, or discomfort
  3. confusion
  4. convulsions
  5. decreased urine
  6. difficult or troubled breathing
  7. dilated neck veins
  8. false beliefs that cannot be changed by facts
  9. irregular breathing
  10. irregular heartbeat
  11. loss of consciousness
  12. rapid breathing
  13. seizures
  14. severe nausea or vomiting
  15. stomach pain or tenderness
  16. sunken eyes
  17. swelling of the face, fingers, feet, or lower legs
  18. trouble breathing
  19. unusual tiredness or weakness
  20. wrinkled skin

Incidence not known

  1. Blistering, burning, crusting, dryness, or flaking of the skin
  2. burning, itching, redness, skin rash, swelling, or soreness at the application site
  3. fast, pounding, or irregular heartbeat or pulse
  4. hives or welts
  5. itching, scaling, severe redness, soreness, or swelling of the skin

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

Symptoms of overdose

  1. Blurred vision
  2. dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
  3. increasing muscle weakness
  4. irregular, fast or slow, or shallow breathing
  5. pale or blue lips, fingernails, or skin
  6. slow or irregular heartbeat
  7. sweating
  8. unusual tiredness or weakness
  9. watering of mouth

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. Diarrhea
  2. discouragement
  3. fear
  4. feeling of constant movement of self or surroundings
  5. feeling sad or empty
  6. irritability
  7. lack of appetite
  8. lack or loss of strength
  9. loss of interest or pleasure
  10. nausea
  11. redness at the application site
  12. sensation of spinning
  13. tiredness
  14. trouble concentrating
  15. trouble sleeping
  16. upper stomach pain
  17. vomiting
  18. weight loss


  1. Blindness
  2. burning, stinging, or pain at the application site
  3. continuing ringing or buzzing or other unexplained noise in the ears
  4. decreased vision
  5. difficulty with moving
  6. eye pain
  7. hearing loss
  8. itchy skin
  9. muscle pain or stiffness
  10. pain in the joints
  11. pale skin
  12. tearing
  13. unusual bleeding or bruising

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.