A powerful class of synthetic opioids known as nitazenes – which can be up to 40 times more potent than fentanyl and 500 times stronger than heroin – is emerging in the U.S., according to a new investigation. With support from the Fund, Jonathan Moens combed through dozens of criminal court cases, filed national, state, […] The post Investigation tracks the spread of new super-potent opioids in the U.S. appeared first on The Fund for Investigative Journalism.