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 Alcohol Deterrents (1) Analgesics (8) Anesthetics (2) Antianxiety (3) Antiarrhythmics (2) Anticholinergics (3) Antidepressants (5) Antiepileptics/Antiseizures (6) Antifibrinolytics (1) (-) Antigout Agents (1) Antihistamines (1) Antihypertensives (3) Antimicrobials (4) Antineoplastics (1) Antipsychotics (5) Antithrombotics (2) Antitussives/Cough Suppressants (1) Bronchodilators (2) Depressants (2) Diuretics (2) Immunosuppressants (1) Potassium Channel Blockers (1) Sedative/Hypnotics (4) Stimulants (5) Test Sub-Category Other (1) Test Test Name 0213SP Allopurinol and Metabolite, Serum/Plasma