This survey of people who inject drugs monitors emerging trends in the use, price, purity and availability of heroin, methamphetamine, cocaine, cannabis and other drugs.
Community-based treatment refers to a specific integrated model of treatment for people affected by drug use and dependence in the community which provides a continuum of care from outreach and low threshold services.
The legalisation of recreational cannabis is obvious tension with three international treaties that together commit the United States to punish and even criminalise related activities.
As cannabis for therapeutic purposes policy continues to evolve, including incorporation of greater commercialization, it is possible that the full effects of its legalisation have yet to take place.