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 (-) Antimicrobials (2) Test Sub-Category (-) Antibiotics (2) Antihistamines (3) Antimalarials (2) Other (3) Phenothiazines (1) Test Test Name 3050B Metronidazole, Blood 3050SP Metronidazole, Serum/Plasma