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) Immunoassay (IA) (1) Sample Type Blood (2) Fluid (1) Plasma (1) (-) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Therapeutics (2) Test Category Antiarrhythmics (2) Test Sub-Category Alpha-2 Adrenergic Agonists (1) Alpha/Beta Adrenergic Agonists (1) Alpha Blockers (1) Antibiotics (2) Antihistamines (1) Antiplatelet Agents (1) Antipyretics (1) Appetite Suppressants (1) Benzodiazepines (5) Biomarkers (1) Calcium Channel Blockers (1) Cannabinoids (2) (-) Cardiac Glycosides (2) Cocaine (2) Designer Benzodiazepines (2) Diuretics (1) Herbicides (1) Insecticides (2) NSAIDs (2) Opiates/Opioids (1) Other (42) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Stimulants (1) Sulfonylureas (1) Synthetic Cathinone (1) Thiazides (1) Toxic Elements (1) Trace Elements (4) Tricyclic (2) Test Test Name 1613SP Digitoxin, Serum/Plasma 1615SP Digoxin, Serum/Plasma