#21 - Drugs and consciousness

In this episode of the Drug Science podcast, Professor Nutt is joined by an old friend who he has known for 35 years. Professor Roland Griffiths is a researcher who has examined a wide range of psychotropic substances over the years. He has studied, the abuse potential of a number of different substances; caffeine dependence  …


Principled sentencing for drug supply offences: Revised methamphetamine sentencing guidelines in New Zealand

Methamphetamine was reclassified as a Class A drug in New Zealand in 2003. This meant harsher sentences for people convicted of its manufacture, importation or supply. Despite this, the number of convictions for methamphetamine-related offending continued to increase. In 2019, the New Zealand Court of Appeal agreed to review the sentencing of people convicted of  …


#19 - DMT

  DMT is a drug that’s relatively novel in western neuropsychopharmacology. Not much research has been done on this substance to date and many intoxicants are unable to recount their psychedelic experience. For the first time, this substance is being studied in an fMRI and EEG to elucidate why and how this drug elucidates vivid  …


Percentages of problem drug use and their implications for policy making: A review of the literature

This paper reviews the literature on problem drug use, aiming to answer the question ‘what percentages of drug users are problem drug users?’ We look at the conceptualisation of problem drug use, and related concepts such as addiction and dependence. While conceptually distinct, definitions vary, and terms are often utilised interchangeably in the literature. Because  …


Alcohol hangover: The health impact with a historic and Chinese perspective

Hangovers represent a major source of distress to the individual and a huge source of economic loss to society. Hangovers and their associated problems have been recognised for thousands of years in both Western and Eastern cultures but only in recent years has there been any scientific research into their mechanisms and treatments. This small  …