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) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area (-) Therapeutics (2) Test Category Antihypertensives (2) Test Sub-Category (-) Alpha-2 Adrenergic Agonists (1) Alpha/Beta Adrenergic Agonists (1) Alpha Blockers (1) Antihistamines (2) Antimalarials (1) Antiplatelet Agents (1) Appetite Suppressants (1) Benzodiazepines (5) Calcium Channel Blockers (1) Cardiac Glycosides (1) (-) Diuretics (1) NSAIDs (2) Other (24) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Thiazides (1) Tricyclic (3) Test Test Name 1250B Chlorthalidone, Blood 1275B Clonidine, Blood