Single-Dose Psilocybin for a Treatment-Resistant Episode of Major Depression

Guy M Goodwin¹, Scott T Aaronson¹, Oscar Alvarez¹+71

• ¹From COMPASS Pathfinder (G.M.G., J.C.B., L.M., S.M., S.C.S., J.T., S.W., E.M.), the Department of Psychological Medicine, Institute of Psychiatry, Psychology, and Neuroscience, King's College London (C. Bird, L.A.J., G.K., L.N.M., F.R., J.R., S. Ruffell, M. Seynaeve, A.H.Y.), the National Institute for Health and Care Research Clinical Research Facility, King's College Hospital NHS Foundation Trust (K.C.-C., J.C., A.D.), and South London and Maudsley NHS Foundation Trust, Bethlem Royal Hospital (L.A.J., L.N.M., J.R., A.H.Y.), London, and the Cumbria, Northumberland, Tyne and Wear Foundation Trust and Newcastle University, Newcastle (M.W.) - all in the United Kingdom; the Institute for Advanced Diagnostics and Therapeutics, Sheppard Pratt, Baltimore (S.T.A., M.F., T.L.M., S. Rudow); Sant Joan de Déu Hospital and the Sant Joan de Déu Research Foundation, Barcelona (O.A.); SUNY Downstate College of Medicine (P.C.A.), the New York State Psychiatric Institute (D.J.H., R.E.K., R.K., M.C.M., E.M.N.), and the Department of Psychiatry, Columbia University (D.J.H., R.K., M.C.M., E.M.N.) - all in New York; the Department of Psychiatry, Trinity Centre for Health Sciences, Tallaght University Hospital, Dublin (A.B., C. Brennan, L.B., J.R.K., V.O.); the Department of Psychiatry, University Medical Center (UMC) Utrecht Brain Center, University Medical Center Utrecht, Utrecht (R.E.B., H.M.H., A.I.H., M.H.B.K., S.R.O., M.C.R., A.R., M. Somers, L.V., P.Y.), the Research Department, GGz Centraal Innova, Amersfoort (R.E.B.), and the Department of Psychiatry, UMC Groningen, Groningen (J. Kamphuis, J.M., R.A.S.) - all in the Netherlands; the Department of Psychiatry, University of California San Diego (D.B., J. Kawasaki, S.K.P., D.P., S.S., A.S., S.Z.), and Kadima Neuropsychiatry Institute (D.F., S.K.P., A.M., D.S.), La Jolla, the Weill Institute for Neurosciences, University of California San Francisco, San Francisco (R.C.-H.), and the Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford (C.D., K.E., M.L.) - all in California; the Department of Psychiatry and Behavioral Sciences, Emory University School of Medicine, Atlanta (B.W.D., J.L.M.-K., T.M.-C.); the Campbell Family Mental Health Research Institute, Centre for Addiction and Mental Health, and the Department of Psychiatry, University of Toronto, Toronto (M.I.H.); the Department of Psychiatry, Aalborg University Hospital, and the Department of Clinical Medicine, Aalborg University, Aalborg, Denmark (R.W.L., R.E.N.); the National Institute of Mental Health, Klecany, Czech Republic (T.P.); Charité-Universitätsmedizin Berlin, Department of Psychiatry and Psychotherapy, Campus Benjamin Franklin, Berlin (D.R.); Duke University School of Medicine, Durham, NC (A.J.R.); and the University of Texas (UT) Harris County Psychiatric Center and the UT Center of Excellence on Mood Disorders, Department of Psychiatry and Behavioral Sciences, UT Houston Medical School, Houston (J.C.S.).