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 Diagnostic Aids (2) Exposure (69) Postmortem (2) (-) Therapeutics (1) Test Category Alcohol Deterrents (1) Analgesics (22) Anesthetics (6) Antianxiety (7) Antiarrhythmics (4) Anticholinergics (10) Antidepressants (15) Antiepileptics/Antiseizures (10) Antifibrinolytics (1) (-) Antigout Agents (1) Antihistamines (4) Antihypertensives (8) Antimicrobials (8) Antineoplastics (1) Antipsychotics (8) Antithrombotics (2) Antitussives/Cough Suppressants (3) Bronchodilators (4) Depressants (4) Diuretics (5) Immunosuppressants (1) Potassium Channel Blockers (2) Sedative/Hypnotics (13) Stimulants (11) Test Sub-Category Other (1) Test Test Name 0213SP Allopurinol and Metabolite, Serum/Plasma