my best friend battled with heroin addiction from the age of 16 to 20. we met 2 years ago wen she was clean. 6months after she relapsed n started abusing fentanyl and any other prescription drug for another 18months after many failed detoxes and near fatal overdoses she was clean for 2months. after a prison sentence for 1month n 1month clean on the out... til 2day. wen she admited takin valium wich she is not prescribed. is theyr anything i can do 2 help that she dusnt relapse n end up in a bad way?