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 (1) (-) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Therapeutics (1) Test Category Antiarrhythmics (1) Anticholinergics (1) Antiepileptics/Antiseizures (1) Antigout Agents (1) Antihistamines (4) (-) Antipsychotics (1) Cholinesterase Inhibitors (1) Diuretics (3) Muscle Relaxants (2) Sedative/Hypnotics (1) Test Sub-Category (-) Other (1) Thiazides (1) Test Test Name 1287SP Clozapine and Metabolite, Serum/Plasma