Last updated on: 6/25/2010 | Author:

David M. Semple, MBBS Biography

Consultant Psychiatrist at Hairmyres Hospital
Not Clearly Pro or Con to the question "Should Marijuana Be a Medical Option?"

“Meta-analysis suggests that cannabis is a risk factor, increasing the chances of developing schizophrenia or a schizophrenia-like psychotic illness by approximately three-fold…

Our findings underline the need to recognize the use of cannabis as a significant risk factor for schizophrenia and schizophrenia-like psychotic illness.”

Cowritten with Andrew M. McIntosh and Stephen M. Lawrie, “Cannabis as a Risk Factor for Psychosis: Systematic Review,” Journal of Psychopharmacology, Mar. 2005

Involvement and Affiliations:
  • Consultant Psychiatrist, Hairmyres Hospital, 2004-present
  • Honorary Fellow, Division of Psychiatry, University of Edinburgh
  • Former Lecturer and Specialist Registrar, Royal Edinburgh Hospital, University of Edinburgh
  • MBBS, University of Edinburgh, 1992
  • None found
Quoted in:
  1. Does Marijuana Use Increase the Risk of Psychosis (Including Schizophrenia)?