The Safety and Efficacy of Psilocybin in Patients With Treatment-resistant Depression and Chronic Suicidal Ideation

This study aims to explore the safety and tolerability of a single dose of psilocybin (25mg) administered under supportive conditions to adult participants with TRD and chronic suicidal ideation.

Status Not yet recruiting
Results Published No
Start date 24 January 2022
End date 10 January 2024
Chance of happening 80%
Phase Phase II
Design Open
Type Interventional
Generation Second
Participants 20
Sex All
Age 18- 65
Therapy Yes

Trial Details



NCT Number NCT05220410

Sponsors & Collaborators

COMPASS Pathways
COMPASS Pathways is a publicly listed company (NASDAQ) that is developing psilocybin for treatment-resistant depression (TRD) for which it has completed a successful Phase IIb trial. COMPASS is one of the largest psychedelic companies and has received substantial investment from atai.

Sheppard Pratt Health System
This company doesn't have a full profile yet, it is linked to a clinical trial.

Measures Used

Montgomery-Asberg Depression Rating Scale
A ten-item diagnostic questionnaire used to measure the severity of depressive symptoms in patients with mood disorders.

Columbia-Suicide Severity Rating Scale
The Columbia-Suicide Severity Rating Scale (CSSRS) is a suicidal ideation and behaviour rating scale created by researchers at Columbia University, University of Pennsylvania, University of Pittsburgh and New York University to evaluate suicide risk

Data attribution

A large set of the trials in our database are sourced from ClinicalTrials.gov (CTG). We have modified these post to display the information in a more clear format or to correct spelling mistakes. Our database in actively updated and may show a different status (e.g. completed) if we have knowledge of this update (e.g. a published paper on the study) which isn't reflected yet on CTG. If a trial is not sourced from CTG, this is indicated on this page and you can follow the link to the alternative source of information.