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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (4) Meconium (2) (-) Serum or Plasma (4) Urine (4) Test Area Drugs of Abuse (1) Therapeutics (3) Test Category Analgesics (3) NPS/Designer Drugs (1) Test Sub-Category Alkaloids (1) Alkylating Agents (1) Anticoagulants (2) Aromatics (1) Barbiturates (5) Benzodiazepines (3) Beta Blockers (1) Designer Benzodiazepines (1) (-) Opiates/Opioids (4) Other (12) Small Molecule (1) Solvents (1) Sympathomimetic Amines (1) Synthetic Cathinone (1) Toxic Elements (5) Test Test Name 0771SP Brorphine, Serum/Plasma 0801SP Buprenorphine and Metabolite - Free (Unconjugated), Serum/Plasma 0802SP Buprenorphine and Metabolite - Free (Unconjugated) Screen, Serum/Plasma 0885SP Butorphanol - Free (Unconjugated), Serum/Plasma