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) (1) Sample Type (-) Blood (1) Test Area Therapeutics (1) Test Category Stimulants (1) Test Sub-Category Alkaloids (1) (-) Alpha/Beta Adrenergic Agonists (1) Barbiturates (1) Benzodiazepines (4) Beta Blockers (1) Opiates/Opioids (3) Other (7) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Sympathomimetic Agents (1) Synthetic Cannabinoids (1) Test Test Name 9165B Ephedrine Screen, Blood