Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (3) (-) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (12) Sample Type Urine (1) Test Area Drugs of Abuse (1) Test Category Analgesics (9) Anesthetics (4) Antianxiety (3) Antiarrhythmics (3) Anticholinergics (7) Antidepressants (9) Antiepileptics/Antiseizures (2) Antineoplastics (1) Antipsychotics (1) Antithrombotics (3) Antitussives/Cough Suppressants (3) Benzodiazepines (3) Biomarkers (2) Depressants (7) Diuretics (2) Drugs of Abuse (2) Electrolytes (2) Muscle Relaxants (4) NPS/Designer Drugs (6) (-) Sedative/Hypnotics (1) Stimulants (3) Test Sub-Category Barbiturates (1) Test Test Name 0512U Barbiturates Screen, Urine