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) (3) Sample Type Blood (1) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (3) Test Category Benzodiazepines (3) (-) NPS/Designer Drugs (3) Test Sub-Category Alpha-2 Adrenergic Agonists (3) Alpha Blockers (2) Benzodiazepines (3) Biomarkers (1) Calcium Channel Blockers (3) (-) Designer Benzodiazepines (3) Diuretics (2) Opiates/Opioids (3) Other (2) Stimulants (3) Synthetic Cathinone (3) Your search has returned no tests.