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 (-) Serum or Plasma (1) Urine (2) Test Area Therapeutics (1) Test Category Analgesics (2) Anticholinergics (2) Antidepressants (1) Antiemetics (1) Antihypertensives (1) Antipsychotics (1) (-) Antitussives/Cough Suppressants (1) Decongestants (1) Depressants (2) Sedative/Hypnotics (2) Stimulants (1) Test Sub-Category Other (1) Test Test Name 9205SP Dextro / Levo Methorphan Screen, Serum/Plasma