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) (-) Urine (1) Test Area (-) Therapeutics (1) Test Category Antidepressants (1) Test Sub-Category Alkaloids (1) Antiarrhythmics (1) Benzodiazepines (2) CNS Stimulants (1) Opiates/Opioids (6) Other (12) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) (-) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Succinimide (1) Sympathomimetic Agents (2) Tricyclic (4) Test Test Name 9447U Venlafaxine and Metabolite Screen, Urine