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) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Antimicrobials (1) Test Sub-Category (-) Antibiotics (1) Anticoagulants (1) Antihistamines (3) Cannabinoids (2) Dopamine Antagonists (2) Other (17) Test Test Name 4110SP Rifampin, Serum/Plasma