Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) Sample Type Blood (6) Fluid (2) Serum or Plasma (7) (-) Tissue (1) Urine (3) Test Area (-) Therapeutics (1) Test Category Antihistamines (1) Test Sub-Category (-) Other (1) Phenothiazines (1) Tricyclic (1) Test Test Name 1817TI Doxylamine, Tissue