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 (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category (-) Antihypertensives (2) Test Sub-Category (-) Alpha Blockers (2) Beta Blockers (7) Calcium Channel Blockers (2) Diuretics (2) Macrominerals (7) Other (8) Toxic Elements (14) Trace Elements (5) Test Test Name 3788B Prazosin, Blood 3788SP Prazosin, Serum/Plasma