The Intellectual Handicap with Psychiatric Comorbidity Program is designed for people aged 18 to 65 who have a moderate to severe intellectual handicap accompanied by a psychiatric disorder.

The Clinic for Assessment of Youth at Risk (CAYR) is a sub-program of PEPP-Montréal and accepts youth between 14 and 30 years of age who have never experienced a psychotic episode but who show signs of increased risk for developing psychosis.

Treating psychosis involves education, counselling, medication, close monitoring of symptoms, stress management, and a strong, supportive environment.

Out-patient services are made up of interdisciplinary teams that offer assertive community treatment (ACT) and variable community follow-up (SIV for Suivi d’intensité variable)for people suffering from psychotic disorders.

The Prevention and Early Intervention Program for Psychosis (PEPP-Montréal) is a program for young people who are experiencing an untreated first episode of psychosis.

The Psychotic Disorders Program at the Douglas Institute provides services to adults aged 18 to 65 with schizophrenia or other forms of psychoses, with the exception of the Prevention and Early Intervention Program for Psychoses (PEPP-Montréal), which is designed for people aged 14 to 30.

The Anxiety Disorders Clinic is a superspecialized (third-line) consultation, assessment and treatment service for people between the ages of 18 and 65 who suffer from one or multiple anxiety disorders.

The Depressive and Suicide Disorders Program is a superspecialized (third-line) service for youth and adults who suffer from refractory and/or recurrent major depressive disorder with or without the presence of suicidal behaviour. The program offers cutting-edge treatment for clients and provides support to families to help them interact with the person in difficulty.

The Bipolar Disorders Program is a superspecialized (third-line) consultation and treatment service for adults aged 18 to 65 who suffer from refractory bipolar disorders.

The Mood, Anxiety and Impulsivity Disorders Program at the Douglas Institute provides care to people aged 18 to 65 years with a mood disorder such as Bipolar disorders or Depressive and suicide disorders.