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
: Can include 8, 10, 12, or even 25 panels to screen for prescription drugs like benzodiazepines, barbiturates, and synthetic opioids like fentanyl. Drugs of Abuse Home Use Test - FDA DRUG TEST
Different testing methods vary by their "detection window," or how far back they can identify drug use. A is a technical analysis of a biological
: Highly accurate but invasive; usually reserved for accidents or high-stakes clinical settings. Standard Drug Panels known as "panels".
Tests are often categorized by the number of substances they screen for, known as "panels".