A long term clinical trial undertaken around the world in adult patients to treat Excessive Sleepiness in Subjects with Narcolepsy or Obstructive Sleep Apnea

To evaluate the safety and tolerability of JZP-110 administered once daily for up to 52 weeks in doses of 75, 150, and 300 mg.

Treatment of excessive sleepiness in adult patients with narcolepsy or obstructive sleep apnea; to increase the ability to stay awake throughout the day