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 (2) Test Area Therapeutics (2) Test Category Antihypertensives (1) Sympathomimetic Amines (1) Test Sub-Category Alkaloids (1) (-) Alpha-2 Adrenergic Antagonists (1) Alpha/Beta Adrenergic Agonists (1) Alpha Blockers (1) Antibiotics (4) Anticholinergics (1) Anticoagulants (2) Antifungals (1) Antihistamines (1) Antimalarials (1) Antiparasitics (1) Antivirals (1) Barbiturates (1) Benzodiazepines (2) Beta-2 Andrenergic Agonists (1) Beta Blockers (2) Calcium Channel Blockers (1) Cyanide (1) Diuretics (1) Dopamine Antagonists (1) Non-Barbiturate Sedative Hypnotics (1) Non-Benzodiazepines (1) NSAIDs (1) Opiates/Opioids (3) Other (61) Phenothiazines (1) Sedative-Hypnotics (1) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (2) Stimulants (1) Sulfonylureas (2) Sympathomimetic Agents (1) Synthetic Cannabinoids (1) Toxic Elements (12) Trace Elements (2) Tricyclic (3) (-) Vasoconstrictors (1) Test Test Name 4350SP Tetrahydrozoline, Serum/Plasma 4830SP Yohimbine, Serum/Plasma