Proper Use

Drug information provided by: Merative, Micromedex®

Use this medicine only as directed by your doctor. Do not use more of it and do not use it more often than your doctor ordered. Also, do not stop taking this medicine or any asthma medicine without telling your doctor. To do so may increase the chance for breathing problems.

Swallow the extended-release tablet whole with water or liquids. Do not break, crush, or chew the tablet.

Measure the oral liquid with a marked measuring spoon, oral syringe, or medicine cup. The average household teaspoon may not hold the right amount of liquid.

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 treatment of bronchospasm:
    • For oral dosage form (syrup, tablets):
      • Adults and children older than 12 years of age—2 or 4 milligrams (mg) taken 3 or 4 times per day. Your doctor may increase your dose as needed up to a maximum of 32 mg per day, divided and given 4 times per day.
      • Children 6 to 12 years of age—2 mg taken 3 or 4 times per day. Your doctor may increase your dose as needed up to a maximum dose of 24 mg per day, divided and given 4 times per day.
      • Children 2 to 6 years of age—Dose is based on body weight and must be determined by your doctor. The usual dose is 0.1 milligram (mg) per kilogram (kg) of body weight per dose, given 3 times per day, and each dose will not be more than 2 mg. Your doctor may increase your dose as needed up to a maximum dose of 12 mg per day, divided and given 3 times a day.
      • Children younger than 2 years of age—Use and dose must be determined by your child's doctor.
    • For oral dosage form (extended-release tablets):
      • Adults and children older than 12 years of age—8 milligrams (mg) every 12 hours. Your doctor may increase your dose as needed up to a maximum of 32 mg per day, divided and given every 12 hours.
      • Children 6 to 12 years of age—4 mg every 12 hours. Your doctor may increase your dose as needed up to a maximum dose of 24 mg per day, divided and given every 12 hours.
      • Children younger than 6 years of age—Use and dose must be determined by your child's 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.

Ask your healthcare professional how you should dispose of any medicine you do not use.

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Portions of this document last updated: April 01, 2024

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