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) (-) Gas Chromatography (GC) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) Sample Type (-) Blood (4) Serum or Plasma (4) Urine (2) Test Area Therapeutics (4) Test Category (-) Analgesics (2) Anesthetics (3) Antianxiety (1) Antiarrhythmics (2) Antidepressants (7) Antiepileptics/Antiseizures (2) Antihistamines (2) Antipsychotics (4) Muscle Relaxants (1) (-) Sedative/Hypnotics (2) Vasodilators (1) Test Sub-Category Opiates/Opioids (2) Other (2) Your search has returned no tests.