Clinical Assessment of Response in the Treatment of Depression With Daytime Sleepiness Using Solriamfetol
Start Date
2/23/2026
Completion Date
12/1/2028
Summary
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.
Detailed Description
The study will consist of a screening period, an open label solriamfetol treatment period, a double-blind randomized withdrawal period, and a follow-up period. Eligible subjects will be treated with open-label solriamfetol and monitored for clinical response. Subjects achieving clinical response will be randomized into the double-blind randomized withdrawal period in a 1:1 ratio to either continued treatment with solriamfetol or to switch to placebo, for the remainder of the double-blind period or until they experience relapse of depressive symptoms.
Eligibility Criteria
Age Range: 18 years to 65 years
Interventions
Solriamfetol 150 MG
Placebo
Conditions
Locations
Clinical Research Site
Tucson, Arizona 85704
United States
Clinical Research Site
Bellflower, California 90706
United States
Clinical Research Site
Chino, California 91710
United States
Clinical Research Site
Glendale, California 91206
United States
Clinical Research Site
Imperial, California 92251
United States
Clinical Research Site
Los Angeles, California 90015
United States
Clinical Research Site
Oceanside, California 92056
United States
Clinical Research Site
Redlands, California 92374
United States
Clinical Research Site
San Diego, California 92123
United States
Clinical Research Site
Sherman Oaks, California 91403
United States
Clinical Research Site
Walnut Creek, California 94596
United States
Clinical Research Site
Jacksonville, Florida 32256
United States
Clinical Research Site
Miami, Florida 33122
United States
Clinical Research Site
Miami, Florida 33176
United States
Clinical Research Site
Atlanta, Georgia 30331
United States
Clinical Research Site
Norcross, Georgia 30092
United States
Clinical Research Site
Snellville, Georgia 30078
United States
Clinical Research Site
Chicago, Illinois 60634
United States
Clinical Research Site
Pikesville, Maryland 21208
United States
Clinical Research Site
Springfield, Massachusetts 01103
United States
Clinical Research Site
Las Vegas, Nevada 89102
United States
Clinical Research Site
Las Vegas, Nevada 89119
United States
Clinical Research Site
Cherry Hill, New Jersey 08002
United States
Clinical Research Site
Toms River, New Jersey 08755
United States
Clinical Research Site
Brooklyn, New York 11235
United States
Clinical Research Site
New York, New York 10036
United States
Clinical Research Site
New York, New York 10128
United States
Clinical Research Site
Staten Island, New York 10314
United States
Clinical Research Site
The Bronx, New York 10464
United States
Clinical Research Site
Cincinnati, Ohio 45215
United States
Clinical Research Site
Cincinnati, Ohio 45245
United States
Clinical Research Site
Edmond, Oklahoma 73013
United States
Clinical Research Site
Oklahoma City, Oklahoma 73116
United States
Clinical Research Site
Portland, Oregon 97210
United States
Clinical Research Site
Memphis, Tennessee 38119
United States
Clinical Research Site
Austin, Texas 78759
United States
Clinical Research Site
Bellaire, Texas 77401
United States
Clinical Research Site
Dallas, Texas 75243
United States
Clinical Research Site
Houston, Texas 77007
United States
Clinical Research Site
San Antonio, Texas 78240
United States