Deepak Cyril D'Souza MBBS, MD

Professor of Psychiatry; Director Schizophrenia Research Program VACHS; Director, Neurobiological Studies Unit, VACHS; Director, VA-CMHC Schizophrenia Research Clinic

Departments & Organizations

Office of Student ResearchPsychiatry: Clinical Neuroscience Research Unit; Schizophrenia Research Clinic; Yale Global Mental Health Program

Research Interests

Schizophrenia; Psychosis; Cognition; Psychopharmacology; Treatment; Glutamate; Cannabinoids; Substance Abuse more...


  • M.B.B.S., St. John's Medical College, India, 1986
  • M.D., SUNY at Brooklyn, 1992

Selected Publications

  • D'Souza DC, Perry E, MacDougall L, et al. The psychotomimetic effects of intravenous delta-9-tetrahydrocannabinol in healthy individuals: implications for psychosis. Neuropsychopharmacology. 2004;29(8):1558-1572.
  • D'Souza DC, Abi-Saab WM, Madonick S, et al. Delta-9-tetrahydrocannabinol effects in schizophrenia: implications for cognition, psychosis, and addiction. Biol Psychiatry. 2005;57(6):594-608.
  • Krystal JH, Perry EB, Jr., Gueorguieva R, D'Souza DC. Comparative and interactive human psychopharmacologic effects of ketamine and amphetamine: implications for glutamatergic and dopaminergic model psychoses and cognitive function. Arch Gen Psychiatry. 2005;62(9):985-994.



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