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 (2) Antiarrhythmics (2) Antihistamines (1) Antivirals (1) Barbiturates (1) Benzodiazepines (7) Beta Blockers (1) Biomarkers (2) Cannabinoids (2) CNS Stimulants (1) Non-Barbiturate Sedative Hypnotics (1) Opiates/Opioids (18) Other (36) Phenothiazines (5) Selective Serotonin Reuptake Inhibitors (SSRI) (2) (-) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Succinimide (1) Sympathomimetic Agents (3) Synthetic Cannabinoids (1) Tricyclic (8) Test Test Name 9447U Venlafaxine and Metabolite Screen, Urine