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) Sample Type (-) Blood (1) Fluid (1) Serum or Plasma (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 Benzodiazepines (1) (-) Other (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Test Test Name 1810B Doxepin and Metabolite, Blood