Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area (-) Therapeutics (2) Test Category Antiarrhythmics (1) Antihypertensives (22) Diuretics (4) (-) Vasodilators (2) Test Sub-Category Other (1) Thiazides (1) Test Test Name 1515B Diazoxide, Blood 4197B Sildenafil and Metabolite, Blood