powerful. >> so they get this powerful form of heroin and in some kaszs if you were to overdose and the paramedics rushed to you and using this certain kind of drug that's saving people. >> it's a drug that's been a movement lately in many states to try to make this more widely available. but basically it's an antidote. so even someone who stopped breathing, if they get this narcan, it can reverse the heroin out of the receptors and brain and makes someone able to start breathing again. it can be quite effective. we have seen it at work in various places. that's what hay would get in an ambulance or emergency room or from the individuals themselves. >> so if we're talking about this particular. strain of hollywood heroin and the deaths in massachusetts, you