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 Blood (1) (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Analgesics (1) Test Sub-Category Alkaloids (4) Anticoagulants (1) Antimalarials (1) Antipyretics (2) Antivirals (2) Benzodiazepines (3) Beta-2 Andrenergic Agonists (1) Beta Blockers (3) Calcium Channel Blockers (1) Carbonic Anhydrase Inhibitors (2) Hemostatics (1) (-) NSAIDs (1) Opiates/Opioids (4) Other (11) Toxic Elements (7) Test Test Name 0425SP Antipyrine, Serum/Plasma