: Typically screens for Amphetamines, Cocaine, Marijuana (THC), Opiates, and Phencyclidine (PCP).
: Often used for recent-use screening; results are usually available within 24 hours. DRUG TEST
Tests are often categorized by the number of substances they screen for, known as "panels". : Typically screens for Amphetamines
: Highly accurate but invasive; usually reserved for accidents or high-stakes clinical settings. Standard Drug Panels DRUG TEST