Studying Solriamfetol Modulation of TAAR-1, Dopamine, and Norepinephrine in Shift Work Disorder (SUSTAIN)

Inclusion Criteria:

• Meets International Classification of Sleep Disorders, Third Edition (ICSD-3)criteria for Shift Work Disorder (SWD)

• Provides written informed consent to participate in the study before the conduct ofany study procedures.

• Male or female, aged 18 to 65 inclusive.

Exclusion Criteria:

• Prior exposure to solriamfetol/Sunosi, through either a clinical study orprescription.

• Unable to comply with study procedures.

• Medically inappropriate for study participation in the opinion of the investigator.