Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Tandem Quadrupole Time of Flight Mass Spectrometry. (1) Sample Type Blood (4) Serum or Plasma (5) Tissue (1) (-) Urine (3) Test Area Therapeutics (3) Test Category (-) Anesthetics (2) Antianxiety (1) Anticholinergics (1) Antidepressants (2) Antiepileptics/Antiseizures (1) Antipsychotics (1) Antitussives/Cough Suppressants (2) Depressants (1) Diagnostic Aids (1) Diuretics (1) Hallucinogens (1) (-) Sedative/Hypnotics (1) Stimulants (3) Test Sub-Category (-) Antiarrhythmics (1) Benzodiazepines (1) (-) Other (2) Test Test Name 9065U Quaternary Ammonium Neuromuscular Blocking Agents Screen, Urine 9188U Ketamine and Metabolite Screen, Urine 9317U Lidocaine and Metabolite (MEGX) Screen, Urine