About this trial
This study will seek to determine the (1) acceptability and (2) feasibility of psilocybin as an adjunct to cognitive-behavioral therapy, delivered as a group treatment (G-PACBT) for major depressive disorder and (3) explore the clinical effects of G-PACBT on depressive symptoms and psychosocial functioning.
Eligibility criteria
Qualifiers
Ages 21-60,
Fluent in English
Able to swallow capsules,
Meets for a current major depressive episode or a history of major depressive episodes based on the DSM-5 criteria (American Psychiatric Association, 2013),
Disqualifiers
A personal or family history (first-degree) of psychosis or mania
Resting blood pressure above 140 systolic, 90 diastolic or heart rate > 90 beats per minute (averaged across four separate measurements)
Meeting criteria for a DSM-5 cluster B personality disorder (narcissistic, histrionic, borderline, antisocial personality disorder),
Active suicidality (i.e., HAM-D item 3 score of greater than 3) or other psychiatric disturbance requiring acute treatment
Trial design
Treatments tested in this trial
- Psilocybin (drug)
- Group Cognitive Behavioral Therapy