Big three drug distributors blame doctors, regulators in trial over opioid epidemic

¬†The three largest U.S. drug distributors, facing their first trial over claims that they fueled the opioid crisis, said responsibility for ballooning painkiller sales lies with doctors, drugmakers and regulators. AmerisourceBergen Corp (ABC.N), McKesson Corp (MCK.N) and Cardinal Health Inc (CAH.N) are defending themselves against a lawsuit brought by the city of Huntington and Cabell…