Carfentanil, Fentanyl Spike Heroin Overdoses

Carfentanil and Fentanyl – Deadly When Mixed with Heroin August 2016: 225+ heroin overdoses in 4 counties in 4 states in 1 week Fentanyl – Synthetic opioid pain approved for treating severe pain. Commercial use: surgery and advanced cancer pain. Rated as...