Substance Use & Co-Occurring Psychiatric Disorders in the US
Introduction The contribution of substance abuse disorders (SUD) to mortality and morbidity has increased substantially not only in the United States but worldwide. In 2014, drug overdose caused more than 47,000 deaths and it has remained a leading cause of mortality in the US. An estimated one out of every ten US adults develop SUD which involves the abuse of cocaine, cannabis, heroin, opioids, hallucinogens, tranquillizers or sedatives, and stimulants