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/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) (-) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Therapeutics (1) Test Category Antidiabetics (1) Antiepileptics/Antiseizures (4) (-) Antihistamines (1) Antipsychotics (3) Appetite Suppressants (1) Hallucinogens (2) Herbicides (1) Perfluorinated Compounds (3) Test Sub-Category (-) Other (1) Test Test Name 3970SP Promethazine, Serum/Plasma