18th January 2019, Volume 132 Number 1488

Joseph M Boden, David M Fergusson

It appears likely that New Zealanders will have a chance to participate in a referendum on possible changes to the law concerning recreational cannabis before the next election in 2020.1…

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Abstract

At the present time there are continuing debates on the legal status of cannabis in New Zealand. Many of these debates have not given sufficient consideration to evidence concerning cannabis-related harm, much of which has been gathered here in New Zealand by the Christchurch Health and Development Study (CHDS) and the Dunedin Multidisciplinary Health and Development Study (DMHDS). We present a summary of this evidence, and recommendations for a cautious path forward for changing cannabis laws in New Zealand that aims at reducing cannabis-related harm.

Author Information

Joseph M Boden, PhD, Research Associate Professor, Department of Psychological Medicine, University of Otago, Christchurch; David M Fergusson (deceased), Emeritus Professor, Department of Psychological Medicine, University of Otago, Christchurch. 

Correspondence

Joseph M Boden, PhD, Department of Psychological Medicine, University of Otago, Christchurch, PO Box 4345, Christchurch 8140.

Correspondence Email

joseph.boden@otago.ac.nz

Competing Interests

Nil.

References

  1. Collins B. NZ may vote on marijuana legalisation in 2019 Wellington: Radio New Zealand; 2018 [Available from: http://www.radionz.co.nz/news/political/357982/nz-may-vote-on-marijuana-legalisation-in-2019
  2. New Zealand Drug Foundation. New survey results show legal cannabis a real possibility Wellington: New Zealand Drug Foundation; 2018 [Available from: http://www.drugfoundation.org.nz/news-media-and-events/new-survey-results-show-legal-cannabis-a-real-possibility/
  3. Mental Health and Addiction Inquiry. He Ara Oranga: report of the Government Inquiry into Mental Health and Addiction. Wellington: Mental Health and Addiction Inquiry; 2018.
  4. Boden JM, Fergusson DM, Horwood LJ. Illicit drug use and dependence in a New Zealand birth cohort. Aust N Z J Psychiatry. 2006; 40:156–63.
  5. Fergusson DM, Boden JM, Horwood LJ. Psychosocial sequelae of cannabis use and implications for policy: Findings from the Christchurch Health and Development Study. Soc Psychiatry Psychiatr Epidemiol. 2015; 50(9):1317–26.
  6. Fergusson DM, Swain-Campbell NR, Horwood LJ. Arrests and convictions for cannabis related offences in a New Zealand birth cohort. Drug Alcohol Depend. 2003; 70(1):53–63.
  7. Hall W. Alcohol and cannabis: Comparing their adverse health effects and regulatory regimes. International Journal of Drug Policy. 2017; 42(Supplement C):57–62.
  8. Hasin DS. US Epidemiology of Cannabis Use and Associated Problems. Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology. 2018; 43(1):195–212.

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