Proper Use

Drug information provided by: Merative, 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.

This medicine comes with a Medication Guide. Read and follow these instructions carefully. Ask your doctor if you have any questions.

If you have sleep apnea and use a continuous positive airway pressure (CPAP) machine at night, continue using this machine with the medicine.

You may take this medicine with or without food.

Take the tablet when you first wake up in the morning. Do not use it within 9 hours of your planned bedtime. You may find it harder to go to sleep when you take the tablet too close to your bedtime.

You may swallow the tablet whole or split it in half at the score line (middle of the tablet).

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 oral dosage form (tablets):
    • For wakefulness in patients with narcolepsy:
      • Adults—At first, 75 milligrams (mg) once a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 150 mg per day.
      • Children—Use and dose must be determined by your doctor.
    • For wakefulness in patients with sleep apnea:
      • Adults—At first, 37.5 milligrams (mg) once a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 150 mg per day.
      • Children—Use and dose must be determined by your 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Do not keep outdated medicine or medicine no longer needed.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.

Mixed unused medicine with dirt, used coffee grounds, or kitty litter, then place it in a sealable bag, empty can, or other container before throwing into the trash. Ask your pharmacist about the best way to dispose of medicine you do not use.

Portions of this document last updated: Feb. 01, 2024

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