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 Therapeutics (4) Test Category Alcohols (1) (-) Analgesics (3) Anesthetics (2) Antianxiety (1) (-) Antiarrhythmics (1) Anticholinergics (2) Antidepressants (3) Antiepileptics/Antiseizures (1) Antihistamines (1) Antineoplastics (1) Antipsychotics (1) Antithrombotics (2) Antitussives/Cough Suppressants (1) Benzodiazepines (1) Biomarkers (2) Depressants (4) Diuretics (1) Electrolytes (1) Metals/Elements (5) Muscle Relaxants (2) NPS/Designer Drugs (2) Plasticizers (1) Sedative/Hypnotics (6) Stimulants (1) Test Sub-Category Beta Blockers (1) Opiates/Opioids (3) Test Test Name 0801SP Buprenorphine and Metabolite - Free (Unconjugated), Serum/Plasma 0802SP Buprenorphine and Metabolite - Free (Unconjugated) Screen, Serum/Plasma 0885SP Butorphanol - Free (Unconjugated), Serum/Plasma 3227SP Beta-Blockers Panel, Serum/Plasma