Published Date: 2024-05-21 00:30:24, Category: News (704304)Time: 02:37 min, View Count= 31 ( + More Social Media views ) , Rating= Title: Despite testing, fentanyl is often undetected in illicit drugsKeywords: testing, fentanyl undetected illicit drugs Description: 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 NBC News Vicky Nguyen Su