Are implants for opioid addicts a new hope or a new scam?

If a stake could be driven through the vampire heart of the nation’s opioid epidemic, it might look something like this: Four tiny spines, each smaller than a matchstick, sunk into a drug addict’s upper arm.
These implants remain beneath the skin for months, delivering a continuous dose of a drug called buprenorphine, which blunts the euphoria of an opioid high. Ideally, its manufacturer says, patients will get the implants replaced every six months, helping achieve the lasting sobri