Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) 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 Analgesics (1) Test Sub-Category Alpha-1 Adrenergic Agonists (1) Alpha Blockers (1) Antibiotics (1) Antifungals (1) Antivirals (1) Barbiturates (4) Beta Blockers (3) Biomarkers (1) GABA Analogues (2) NSAIDs (2) (-) Opiates/Opioids (1) Other (23) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Stimulants (1) Sympathomimetic Agents (7) Test Test Name 3436SP Percodan®, Serum/Plasma