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.

The Program for Dementia with Psychiatric Comorbidity (PDCP) provides superspecialized care to people of all ages who have mild to severe cognitive impairments combined with psychiatric or behavioural disorders.

There are three external service points in the geriatric psychiatry program.

The Geriatric Psychiatry Program at the Douglas Institute provides services to clients aged 65 and older and to adults younger than 65 with a geriatric profile. The program covers psychiatric diagnoses such as: mood disorders anxiety di

Outpatient clinics for children 18 and undre include the Pervasive Developmental Disorders (PDD) Diagnostic Clinic, the Depressive Disorders Clinic and the Child Psychiatry Outpatient Clinic.

The Intensive Intervention Program provides diagnostic and super specialized services in mental health to youth aged 13 to 17 years who do not adequately respond to treatment.

The Severe Disruptive Disorders Program offers a range of superspecialized services for children aged 6 to 12 years with behaviour problems with or without an attention deficit disorder / hyperactivity disorder (ADHD).

The Child Psychiatry Program at the Douglas Institute offers a range of bilingual services to youth aged 0 to 17 years and their families.