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RecruitingMajor Depressive Disorder With Excessive Daytime Sleepiness Symptoms

Clinical Assessment of Response in the Treatment of Depression With Daytime Sleepiness Using Solriamfetol

Eligible age

18–65 yrs

Accepts

All genders

Locations

8 states

Healthy volunteers

No

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About this study

CLARITY (Clinical Assessment of Response in the Treatment of Depression with Daytime Sleepiness Using Solriamfetol) is a Phase 3, double-blind, placebo-controlled, multicenter randomized withdrawal trial in patients with major depressive disorder (MDD) with excessive daytime sleepiness (EDS) symptoms consisting of an open-label solriamfetol treatment period and a randomized, double-blind treatment period.

Sponsor: Axsome Therapeutics, Inc.

You may qualify if…

  • Currently meets the DSM-5 criteria for MDD without psychotic features, based on the SCID-5-CT
  • Excessive daytime sleepiness symptoms
  • Able to comply with study procedures
  • Male or female, aged 18 to 65 years inclusive

You may not qualify if…

  • Any clinically significant medical (e.g., OSA, narcolepsy), behavioral, or psychiatric disorder, other than MDD with EDS symptoms
  • Unable to comply with study procedures
  • Medically inappropriate for study participation in the opinion of the investigator

Where it's recruiting

California

Chino · Redlands · Walnut Creek

Florida

Jacksonville · Miami

New Jersey

Cherry Hill · Toms River

New York

Brooklyn · The Bronx

Ohio

Cincinnati

Oregon

Portland

Tennessee

Memphis

Texas

Dallas

Source: ClinicalTrials.gov · NCT07484217 · last updated 2026-03-20