Usual Adult Dose for Narcolepsy:
200 mg orally once a day in the morningComments: -In obstructive sleep apnea (OSA), this drug is not a treatment for the underlying obstruction.  -If continuous positive airway pressure (CPAP) is the treatment of choice for excessive sleepiness, a maximal effort to treat with CPAP for an adequate period of time should be made prior to and during treatment with this drug.Use: Treatment to improve wakefulness in patients with excessive sleepiness associated with narcolepsy and OSA.
Usual Adult Dose for Obstructive Sleep Apnea/Hypopnea Syndrome:
200 mg orally once a day in the morningComments: -In obstructive sleep apnea (OSA), this drug is not a treatment for the underlying obstruction.  -If continuous positive airway pressure (CPAP) is the treatment of choice for excessive sleepiness, a maximal effort to treat with CPAP for an adequate period of time should be made prior to and during treatment with this drug.Use: Treatment to improve wakefulness in patients with excessive sleepiness associated with narcolepsy and OSA.
Usual Adult Dose for Shift Work Sleep Disorder:
200 mg orally once a day, approximately 1 hour prior to the start of the work shiftUse: Treatment to improve wakefulness in patients with excessive sleepiness associated with shift work disorder.
 Detailed Modafinil dosage information
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