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) Sample Type (-) Blood (1) Fluid (2) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Therapeutics (1) Test Category Anesthetics (1) Antianxiety (1) Antiarrhythmics (1) Anticholinergics (1) Antiepileptics/Antiseizures (1) Antigout Agents (1) Antihistamines (5) Antileprosy Agents (1) (-) Antipsychotics (1) Cholinesterase Inhibitors (1) Depressants (1) Diuretics (2) Drugs of Abuse (5) Gases (5) Immunosuppressants (1) Muscle Relaxants (3) Other (1) Pesticides/Insecticides (3) Sedative/Hypnotics (3) Solvents (9) Volatiles (7) Test Sub-Category (-) Other (1) Phenothiazines (1) Test Test Name 1287B Clozapine and Metabolite, Blood