Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (3) Fluid (3) Serum or Plasma (3) Tissue (2) (-) Urine (2) Test Area Therapeutics (2) Test Category Acids (2) Alcohols (1) (-) Analgesics (2) Anticholinergics (1) Antihistamines (1) Antihypertensives (1) Antimicrobials (1) Depressants (1) Herbicides (1) Test Sub-Category Opiates/Opioids (2) Test Test Name 8663U Hydrocodone and Metabolites - Total (Conjugated/Unconjugated), Urine 8664U Hydromorphone - Total (Conjugated/Unconjugated), Urine