Tony P. George, MD

Institute for Mental Health and Policy Research, Centre for Addiction and Mental Health, Toronto, Ontario, Canada; Institute of Medical Science, Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada; Addiction Division, Centre for Addiction and Mental Health, Toronto, Ontario, Canada; Department of Psychiatry, Temerty Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada

  • 8Articles
  • 39.7KReads
  • 1998–2026Active
  • 30Collaborators
  • 236Citations

About

Tony P. George, MD, is affiliated with the Institute for Mental Health and Policy Research and the Addiction Division at the Centre for Addiction and Mental Health, as well as the Institute of Medical Science and Department of Psychiatry at the Temerty Faculty of Medicine, University of Toronto. His publications, spanning from 1998 to 2026, focus on addiction, posttraumatic stress disorder, bipolar disorder, psychopharmacology, and schizophrenia/schizoaffective disorders. His research includes clinical studies on cannabis use and abstinence in PTSD, smoking cessation treatments in bipolar and psychotic disorders, and psychopharmacological safety concerns. He has frequently collaborated with co-authors such as Ahmed N. Hassan and K. N. Roy Chengappa.

Publications

JCP
Effects of Extended Cannabis Abstinence in Comorbid PTSD and Cannabis Use Disorder
Original Research

Effects of Extended Cannabis Abstinence in Comorbid PTSD and Cannabis Use Disorder

February 18, 2026

Participants who achieved abstinence reported significantly greater reductions in total PTSD symptom severity and symptom count compared to those who did not.
, , , et al
JCP
Systematic Review of the Effects of Cannabis and Cannabinoids in PTSD Symptoms and Symptom Clusters
Systematic Review

Systematic Review of the Effects of Cannabis and Cannabinoids in PTSD Symptoms and Symptom Clusters

February 14, 2024

This review of 14 studies did not find major benefits of cannabinoids in improving overall PTSD symptoms, although some benefits in cluster B and E symptoms were seen. Risks...
, ,
JCP
Original Research

Symptoms Predicting Disability in Psychosis

February 23, 2021

Read this study to learn how both psychotic and nonpsychotic symptom domains predict functioning and disability across psychotic disorders.
, , , et al
JCP
Letter to the Editor

Dr Chengappa and Colleagues Reply

May 27, 2015

, , , et al
JCP
Original Research

Varenicline for Smoking Cessation in Bipolar Disorder: A Randomized, Double-Blind, Placebo-Controlled Study

June 10, 2014

, , , et al
JCP
Original Research

A Randomized, Double-Blind, Placebo-Controlled Study Evaluating the Safety and Efficacy of Varenicline for Smoking Cessation in Patients With Schizophrenia or Schizoaffective Disorder

May 15, 2012

, , , et al
JCP
Letter to the Editor

Smoking Cessation and Panic Attacks: A Report of 2 Cases

July 16, 2002

, ,
JCP
Letter to the Editor

Leukopenia Associated With Addition of Paroxetine to Clozapine

January 15, 1998

, , , et al

Physicians Postgraduate Press, Inc. (PPP) makes no warranties about the accuracy or completeness of any information published in The Journal of Clinical Psychiatry or other PPP materials, and disclaims liability for any use or non-use of that information. Clinicians should not rely solely on these materials and should exercise their own professional judgment when making patient care decisions on an individualized basis.

Learn More About Psychedelics in Psychiatry

Explore the Collection
Neural network illustration symbolizing psychedelic research advancements

Subscribe to read
more articles

Subscribe