hydrocodone

Tightened Restrictions on Legal Prescription Hydrocodone Led to Increase in Illegal Sales

"Objective: To examine the effect on the trade in opioids through online illicit markets (“cryptomarkets”) of the US Drug Enforcement Administration’s ruling in 2014 to reschedule hydrocodone combination products.

"Design: Interrupted time series analysis.

"Setting: 31 of the world’s largest cryptomarkets operating from October 2013 to July 2016.