An opioid drug that is 100 times more effective at providing pain relief than morphine has no apparent addictive properties in monkeys
— Read on www.newscientist.com/article/2178001-opioid-crisis-powerful-but-non-addictive-drug-could-replace-morphine/

This is fantastic news, AT-121 is a 100 times better at relieving pain and no addictive properties!!