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 (17) (-) Fluid (2) Serum or Plasma (18) Tissue (1) Urine (16) Test Area Therapeutics (2) Test Category Alcohols (1) (-) Analgesics (2) Antidiabetics (1) Antihypertensives (1) Metals/Elements (4) Muscle Relaxants (1) Sedative/Hypnotics (1) Stimulants (1) Test Sub-Category Opiates/Opioids (2) Your search has returned no tests.