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) (6) Sample Type Blood (2) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (3) Therapeutics (3) Test Category NPS/Designer Drugs (3) Stimulants (3) Test Sub-Category Alkaloids (3) Alkylating Agents (1) Anticoagulants (3) Benzodiazepines (7) Beta Blockers (3) Designer Benzodiazepines (3) Opiates/Opioids (11) Other (30) (-) Sympathomimetic Amines (3) (-) Synthetic Cathinone (3) Your search has returned no tests.