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 Serum or Plasma (1) Test Area Therapeutics (1) Test Category (-) Antipsychotics (1) Test Sub-Category Alpha-2 Adrenergic Agonists (3) Beta Blockers (3) Diuretics (7) Opiates/Opioids (1) Other (12) (-) Phenothiazines (1) Vasodilators (1) Test Test Name 2689SP Mesoridazine, Serum/Plasma