Proper Use

Drug information provided by: Micromedex

Take this medicine only as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. If too much is taken, it may become habit-forming.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For regular (short-acting) tablets:
    • Adults and children 12 years of age and older: 400 milligrams three or four times a day, or 600 milligrams two times a day.
    • Children 6 to 12 years of age: 100 to 200 milligrams two or three times a day.
    • Children up to 6 years of age: Dose must be determined by the doctor.
  • For long-acting dosage forms (extended-release tablets):
    • Adults and children 12 years of age or older: 400 to 800 milligrams two times a day, in the morning and at bedtime.
    • Children 6 to 12 years of age: 200 milligrams two times a day, in the morning and at bedtime.
    • Children up to 6 years of age: Dose must be determined by the doctor.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Storage

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.