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) (5) Enzyme Immunoassay (EIA) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (13) Sample Type Blood (5) Fluid (3) Serum or Plasma (5) Tissue (2) Urine (3) Test Area Drugs of Abuse (3) Therapeutics (15) Test Category Acids (2) (-) Analgesics (15) Anticholinergics (3) Antihistamines (4) Antihypertensives (3) Antimicrobials (5) Antipsychotics (5) Depressants (5) (-) Hallucinogens (3) Hypoglycemic Agents (2) Test Sub-Category Opiates/Opioids (15) Other (3) Your search has returned no tests.