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) (6) Enzyme Immunoassay (EIA) (3) (-) Gas Chromatography (GC) (11) Gas Chromatography/Mass Spectrometry (GC/MS) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) Sample Type Blood (5) Serum or Plasma (4) Urine (2) Test Area Therapeutics (11) Test Category (-) Analgesics (5) Anesthetics (8) Antianxiety (2) Antiarrhythmics (4) Antidepressants (19) Antiepileptics/Antiseizures (5) Antihistamines (3) Antimicrobials (1) Antipsychotics (11) (-) Muscle Relaxants (1) (-) Sedative/Hypnotics (5) Vasodilators (1) Test Sub-Category Opiates/Opioids (5) Other (6) Your search has returned no tests.