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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (1) Serum or Plasma (1) Test Area (-) Therapeutics (2) Test Category Analgesics (9) Anesthetics (4) Anticholinergics (3) Antidepressants (7) Antiepileptics/Antiseizures (6) Antihistamines (1) (-) Antimicrobials (2) Cholinesterase Inhibitors (3) Vasodilators (3) Test Sub-Category Antiparasitics (2) Test Test Name 4045B Pyrimethamine, Blood 4045SP Pyrimethamine, Serum/Plasma