Found 1,216 clinical trials
A Mechanistic Study to Assess a Single Dose of CYB003 in Participants With Depression and Anxiety
The goal of this study is to learn how psychedelics may help symptoms of depression and anxiety. Participants with major depressive disorder experiencing symptoms of depression and anxiety will receive one dose of either a drug related to psilocybin or a placebo. Assessments include interviews, self-report questionnaires, EEG and fMRI …
Improving Treatment of Major Depressive Disorder by Reducing Negative Future-Oriented Mental Imagery
Patients with major depressive disorder (MDD) often do not sufficiently benefit from treatment. That is, around 50% of patients with MDD do not respond to treatment and 20-30% only achieve partial remission. Future-oriented negative mental imagery (e.g., mental images of suicide or own funeral) is likely an important maintaining factor …
Social Cognition, Memory, and Executive Functions in Bipolar Disorder and Major Depressive Disorder
Bipolar disorder (BD) are common psychiatric disorders often misdiagnosed, leading to delayed treatment. Even during stable phases, individuals with bipolar disorder experience residual cognitive impairments that affect their social functioning and quality of life. This study aims to explore social cognition deficits (e.g., emotional processing, theory of mind, attribution bias) …
Digital Interventions for Adults with Treatment-Resistant Depression: a Pilot Study
The goal of this observational study is to learn about remote mental health monitoring technology for adults with treatment-resistant depression. The main question it aims to answer is: are digital mental health monitoring tools (an electronic data capture platform and wearable device (e.g., smartwatch or smart-ring)) feasible to implement alongside …
Basal Plasma Lithium Levels and Suicidal Events
Suicidal behavior is a major public health issue and there are currently no specific treatments for it. However, lithium, the reference treatment for bipolar disorder, have been shown to be effective in preventing suicidal risk. Apart from drug treatments, lithium is present in our environment and its levels varies from …
The Neural Underpinnings of Depression and Cannabis Use in Young People Living With HIV
To elucidate mechanisms of substance use disorders (SUD) and comorbid mental illnesses in people living with HIV (PLWH), the study team seeks to investigate reward and pain circuitry in cannabis use and depression comorbidity, two highly prevalent conditions in PLWH. The study team proposes a tightly integrative study to test …
Feasibility and Safety of Ketamine for Suicidal Patients in the Emergency Department
There is currently no readily available pharmacologic intervention for suicidal ideation, a true psychiatric emergency, in the Emergency Department (ED). Investigators aim to trial low-dose, intravenous ketamine, a drug with well-established use in treatment-resistant depression, for patients who present to the ED with suicidal ideation.
Combined Transcranial Magnetic Stimulation and Therapy for MTBI Related Headaches
This study will assess the combined effectiveness of repetitive transcranial magnetic stimulation (rTMS) and telehealth based therapy in helping manage mild traumatic brain injury (mTBI) related headaches. The investigators hypothesize that active rTMS combined with telehealth therapy will provide marked reduction in mTBI related headaches and symptoms in comparison to …
Parent Encouragement And Coaching of Happiness in Youth
The goal of this mechanistic clinical trial is to examine whether parent-coaching aimed at increasing child positive affect will increase child neural response to reward. The main questions it aims to answer are: Aim 1. Characterize child neural reward response and its relation to maternal socialization of positive emotions at …
i-CBT and IV Ketamine for Suicidality in Treatment-Resistant Depression: A Randomized, Midazolam-Controlled Clinical Trial
Approximately four thousand Canadians die by suicide every year, and suicide is the second leading cause of death in youth and young adults (15-34 years). Most people with depression experience thoughts of suicide and many will also plan and/or attempt suicide at some time in their life. There is an …
