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 Serum or Plasma (1) Test Area (-) Therapeutics (1) Test Category Decongestants (1) Test Sub-Category (-) Alpha-1 Adrenergic Agonists (1) Alpha Blockers (2) Antibiotics (2) Antifungals (2) Antispasmodics (3) Antivirals (1) Barbiturates (7) Benzodiazepines (13) Beta Blockers (10) Calcium Channel Blockers (2) CNS Stimulants (4) Diuretics (2) GABA Analogues (3) NSAIDs (13) Opiates/Opioids (11) Other (50) Phenothiazines (2) Selective Serotonin Reuptake Inhibitors (SSRI) (5) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (3) Sympathomimetic Agents (3) Test Test Name 3704SP Phenylephrine, Serum/Plasma