What is a drug test?A drug test looks for the presence of one or more illegal or prescription drugs in your urine, blood, saliva, hair, or sweat. Urine testing is the most common type of drug screening. The drugs most often tested for include:MarijuanaOpioids, such as heroin, codeine, oxycodone, morphine, hydrocodone, and fentanylAmphetamines, including methamphetamineCocaineSteroidsBarbiturates, such as phenobarbital and secobarbitalPhencyclidine (PCP)Other names: drug screen, drug test, drugs of abuse testing, substance abuse testing, toxicology screen, tox screen, sports doping tests
