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) (7) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (7) Sample Type Blood (5) Serum or Plasma (2) Test Area Drugs of Abuse (2) Postmortem (5) Test Category Antidiarrheals (2) (-) Drugs of Abuse (2) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (1) (-) Therapeutics (5) Test Sub-Category Alcohols (2) Other (5) Your search has returned no tests.