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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (1) Serum or Plasma (1) Urine (3) Test Area Therapeutics (5) Test Category Alcohols (3) Analgesics (27) Anesthetics (12) (-) Antianxiety (2) Antiarrhythmics (5) Anticholinergics (6) Antidepressants (25) Antiemetics (1) Antiepileptics/Antiseizures (6) Antihistamines (3) Antihypertensives (2) Antimicrobials (1) Antipsychotics (13) (-) Antitussives/Cough Suppressants (3) Decongestants (4) Depressants (16) Diagnostic Aids (4) Diuretics (1) Drugs of Abuse (4) Hallucinogens (3) Muscle Relaxants (4) NPS/Designer Drugs (5) Other (1) Psychoactives (4) Sedative/Hypnotics (14) Stimulants (9) Vasodilators (1) Volatiles (1) Test Sub-Category Other (5) Test Test Name 9205SP Dextro / Levo Methorphan Screen, Serum/Plasma 9205U Dextro / Levo Methorphan Screen - Total, Urine 9206U Dextrorphan / Levorphanol Screen - Total, Urine 9435B Doxepin and Metabolite Screen, Blood 9435U Doxepin and Metabolite Screen, Urine