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) (1) Sample Type Blood (16) Fluid (4) Serum or Plasma (15) (-) Tissue (1) Urine (11) Test Area Therapeutics (1) Test Category (-) Analgesics (1) Anesthetics (1) Antidepressants (2) Antiepileptics/Antiseizures (1) Antihistamines (1) Antipsychotics (1) Metals/Elements (1) Pesticides/Insecticides (1) Stimulants (2) Volatiles (1) Test Sub-Category Opiates/Opioids (1) Test Test Name 3236TI Opiates Screen, Tissue