China bans more synthetic opioids blamed for U.S. drug deaths

BEIJING – China said Monday it would ban a designer drug called U-47700 and three others, following U.S. pressure to do more to control synthetic opioids blamed for fast-rising overdose deaths in the United States. In China, U-47700 has until now been a legal alternative to fentanyl and potent derivatives like carfentanil. Its usage has been…