Drugs of Abuse (DOA) Tests. • Tests used to screen for the potential presence of abused drugs in a specimen obtained from a subject in clinic, home, workplace, sports, or insurance settings. • May test in blood, urine, sweat, saliva, hair, or other specimen matrices.

What are drug screen cutoff levels?

In the case of urine analysis, drug testing cutoff levels are measured in nanograms per milliliter (ng/ml). For example, an initial screening for marijuana must show at least 50 ng/ml, and then confirmatory tests must prove at least 15 ng/ml.

What is a DOA Cup?

The Tanner Scientific DOA Multi-Drug Test Cup is a competitive immunoassay that is used to screen for the presence of various drugs and drug metabolites in urine. ... This all-in-one drug testing kit is ideal for rehabilitation centers, medical facilities, and employers for on-site drug screening.