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 (19) Antianxiety (4) Antiarrhythmics (2) Antidepressants (6) Antidiabetics (4) Antiepileptics/Antiseizures (16) (-) Antihistamines (2) Antihypertensives (10) Antimicrobials (5) Antipsychotics (10) Antispasmodics (2) Appetite Suppressants (2) Decongestants (3) Herbicides (2) Immunosuppressants (2) NPS/Designer Drugs (7) Opiate/Opioid Antagonists (4) Other (1) Perfluorinated Compounds (4) Pesticides/Insecticides (1) Sedative/Hypnotics (4) Stimulants (6) Test Sub-Category Other (2) Test Test Name 3970B Promethazine, Blood 3970SP Promethazine, Serum/Plasma