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) (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Antihypertensives (1) Test Sub-Category Alpha-2 Adrenergic Agonists (1) Antibiotics (1) Anticoagulants (1) Antihistamines (1) Benzodiazepines (6) Cannabinoids (8) Carbamates (1) CNS Stimulants (2) Cocaine (6) Designer Benzodiazepines (1) (-) Diuretics (1) Macrominerals (1) NSAIDs (1) Opiates/Opioids (1) Other (28) Phenothiazines (3) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Sulfonylureas (1) Toxic Elements (2) Trace Elements (7) Tricyclic (3) Test Test Name 1250SP Chlorthalidone, Serum/Plasma