A Study to Evaluate the Efficacy and Safety of Adjunctive Troriluzole in Obsessive-Compulsive Disorder

Inclusion Criteria

• •1. Primary diagnosis of OCD as per Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition as confirmed by the Mini International Neuropsychiatric Interview (MINI) at screening; the duration of the participants illness must be ≥ 1year
• •2. An inadequate response to current standard of care (SOC) medication defined as selective serotonin reuptake inhibitor (excluding fluvoxamine) or clomipramine treatment at an adequate and stable dose for at least 8 weeks prior to screening and at least 12 weeks at baseline (adequate dose defined by US Package Insert \[USPI\] labelling); an inadequate response to current SOC based on the Yale-Brown Obsessive Compulsive Scale (YBOCS) score.
• •3. Determined by the investigator to be medically stable at baseline/ randomization as assessed by medical history, physical examination, laboratory test results, and electrocardiogram testing. Participants must be physically able and expected to complete the trail as designed.