While test strips can show whether drugs are laced with fentanyl, experts say that the deadly opioid can go undetected unless an entire batch of pills is tested. NBC News’ Vicky Nguyen reports. NBC News Health
While test strips can show whether drugs are laced with fentanyl, experts say that the deadly opioid can go undetected unless an entire batch of pills is tested. NBC News’ Vicky Nguyen reports.
