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) (4) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (2) Fluid (2) Serum or Plasma (2) Tissue (2) Urine (2) Test Area Therapeutics (2) Test Category Analgesics (2) Antacids (1) Antianxiety (1) (-) Antidepressants (1) Antiemetics (1) Antiepileptics/Antiseizures (3) Antigout Agents (1) Antihistamines (4) Antihypertensives (2) Antimicrobials (1) (-) Antipsychotics (1) Benzodiazepines (1) Diuretics (2) Immunosuppressants (1) Muscle Relaxants (2) Other (2) Psychoactives (3) Sedative/Hypnotics (2) Stimulants (3) Test Sub-Category Other (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Test Test Name 1272B Citalopram, Blood 1287B Clozapine and Metabolite, Blood