High‐frequency drug purity and price series as tools for explaining drug trends and harms in V ictoria, A ustralia

AIMS: Methamphetamine-related harms in Victoria have increased recently in the context of stable or declining use prevalence. We determine how changes in price and purity of methamphetamine compared to other drugs such as heroin may, in part, explain these divergent patterns. METHODS: Detailed metha... View More