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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (2) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (6) Test Category Antidiarrheals (2) Antiepileptics/Antiseizures (9) Antihistamines (5) Antipsychotics (5) (-) Hallucinogens (6) Immunosuppressants (4) Laxatives (1) Metals/Elements (14) Test Sub-Category (-) Other (6) Your search has returned no tests.