Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (3) (-) Gas Chromatography (GC) (1) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (12) Fat (1) Fluid (2) Serum or Plasma (9) (-) Tissue (1) Urine (7) Test Area Therapeutics (1) Test Category Antihistamines (1) Test Sub-Category (-) Other (1) Test Test Name 1817TI Doxylamine, Tissue