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 Antidepressants (5) (-) Antigout Agents (1) Antimicrobials (2) Antipsychotics (3) Biomarkers (1) Pesticides/Insecticides (2) Test Sub-Category Other (1) Test Test Name 0213SP Allopurinol and Metabolite, Serum/Plasma