: Often used for recent-use screening; results are usually available within 24 hours.
: Highly accurate but invasive; usually reserved for accidents or high-stakes clinical settings. Standard Drug Panels DRUG TEST
A is a technical analysis of a biological specimen—most commonly urine, hair, blood, or oral fluid—to determine the presence or absence of specific illegal drugs or their metabolites. Common Drug Test Types : Often used for recent-use screening; results are
Different testing methods vary by their "detection window," or how far back they can identify drug use. : Often used for recent-use screening