Age

18–65

Sex

ALL

Healthy volunteers

Not accepted

18-65 years of age
BMI ≥17 and ≤37 kg/m2
Meets the diagnostic criteria of Narcolepsy Type 1 (NT1), Type 2 (NT2) or Idiopathic Hypersomnia (IH) according to ICSD-3-TR criteria
Is willing and able to discontinue all medications used for the treatment of narcolepsy or idiopathic hypersomnia
Is willing and able to adhere to additional protocol requirements

A medical disorder other than NT1, NT2, or IH that is associated with excessive daytime sleepiness (EDS).
Presence of significant cardiovascular, pulmonary, gastrointestinal, hepatic, renal, hematological, malignancy, endocrine, neurological or psychiatric disease

A Study of ORX750 in Participants With Narcolepsy and Idiopathic Hypersomnia