Washington State has passed a bill imposing “new requirements on doctors to refer patients taking high dosages of opioids — which include hydrocodone, fentanyl, methadone and oxycodone, the active ingredient in OxyContin — for evaluation by a pain specialist if their underlying condition is not improving.”

The new harder-to-crush formulation of OxyContin sells for 28% less on the street, according to data collected by StreetRx. But black market prices for other drugs are increasing. There may be more to this story