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) (-) Urine (1) Test Area Therapeutics (2) Test Category Anesthetics (2) (-) Antacids (2) Antidiabetics (2) Antiepileptics/Antiseizures (1) Antimicrobials (1) Antiparkinsons (1) Antipsychotics (2) Antithrombotics (1) Metals/Elements (2) Psychoactives (1) Sedative/Hypnotics (2) Test Sub-Category Antihistamines (2) Test Test Name 4085SP Ranitidine, Serum/Plasma 4085U Ranitidine, Urine