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 Exposure (3) (-) Therapeutics (1) Test Category Antimicrobials (1) Test Sub-Category Alpha-1 Adrenergic Agonists (1) Alpha Blockers (2) Antibiotics (1) Antifungals (2) Antiparasitics (2) (-) Antivirals (1) Barbiturates (14) Beta Blockers (7) Biomarkers (1) GABA Analogues (3) Monoamine Oxidase Inhibitors (MAOI) (3) Non-Barbiturate Sedative Hypnotics (4) NSAIDs (3) Opiates/Opioids (13) Other (49) Phenothiazines (2) Selective Serotonin Reuptake Inhibitors (SSRI) (5) Succinimide (5) Sympathomimetic Agents (10) Tricyclic (6) Test Test Name 3381SP Penciclovir, Serum/Plasma