Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (9) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) 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 (1) Antifungals (2) Antivirals (1) Barbiturates (8) Beta Blockers (7) Biomarkers (2) GABA Analogues (3) NSAIDs (3) Opiates/Opioids (2) Other (45) Phenothiazines (2) Selective Serotonin Reuptake Inhibitors (SSRI) (5) Stimulants (2) Sympathomimetic Agents (10) Test Test Name 3704SP Phenylephrine, Serum/Plasma