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) (2) Sample Type Blood (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category (-) Analgesics (2) Antimicrobials (1) Test Sub-Category (-) NSAIDs (2) Opiates/Opioids (12) Other (4) Test Test Name 4505B Tolmetin, Blood 4505SP Tolmetin, Serum/Plasma