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 (2) (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Anesthetics (2) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (2) Antiepileptics/Antiseizures (1) (-) Antihistamines (1) Antipsychotics (2) Antitussives/Cough Suppressants (1) Depressants (1) Hallucinogens (1) Muscle Relaxants (1) Sedative/Hypnotics (3) Stimulants (2) Test Sub-Category Beta Blockers (1) (-) Other (1) Test Test Name 9163SP Doxylamine Screen, Serum/Plasma