Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) (-) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Alcohols (2) 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 Alkylating Agents (1) Other (1) Test Test Name 0585SP Benzonatate, Serum/Plasma 0820SP Busulfan, Serum/Plasma