Drugs of abuse plays a major role in increasing the risk of HIV transmission, disease progression, and less adherence to the antiretroviral therapy, which significantly contribute for morbidity and mortality of the HIV infected patients (Anthony et al., 1991; Arnsten et al., 2002). While injection drug use is the second most common route for the HIV transmission, alcohol consumption, smoking, i...

We review the most common systemic and cutaneous signs of heroin, cocaine, methamphetamine, Ecstasy, and marijuana use. We also provide an overview of the skin and soft-tissue infections frequently found in intravenous drug users and the effects of the adulterants added to the drugs.

This article explores, from a public health perspective, the harm done by Canadian drug laws, to both individuals and society. It challenges the perceived dichotomy of legalization and criminalization of intravenous drugs. The article then expands the discussion by exploring eight legal options for illicit drugs and examines how these options interact with the marginalization of users, the illi...

Illicit psychostimulant addiction remains a significant problem worldwide, despite decades of research into the neural underpinnings and various treatment approaches. The purpose of this review is to provide a succinct overview of the neurocircuitry involved in drug addiction, as well as the acute and chronic effects of cocaine and amphetamines within this circuitry in humans. Investigational p...