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) Sample Type Blood (2) Serum or Plasma (2) (-) Tissue (1) Urine (2) Test Area Therapeutics (1) Test Category Antipsychotics (1) (-) Antitussives/Cough Suppressants (1) Metals/Elements (1) Sedative/Hypnotics (1) Solvents (2) Volatiles (5) Test Sub-Category (-) Other (1) Test Test Name 2915TI Dextro/Levo Methorphan, Tissue