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) Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (1) (-) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Therapeutics (2) Test Category Alcohols (1) Analgesics (5) Antidepressants (2) Antidiabetics (2) Antiepileptics/Antiseizures (15) (-) Antihistamines (2) Antihypertensives (6) Antimicrobials (4) Antipsychotics (8) Appetite Suppressants (2) Decongestants (7) Diagnostic Aids (1) Exposure (1) Hallucinogens (4) Herbicides (2) Industrial/Environmental Toxins (1) NPS/Designer Drugs (2) Perfluorinated Compounds (2) Test Sub-Category Other (2) Test Test Name 3970B Promethazine, Blood 3970SP Promethazine, Serum/Plasma