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) (1) Sample Type (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category (-) Antimicrobials (1) Depressants (1) Test Sub-Category Antibiotics (4) Antifungals (1) Antimalarials (1) Antiparasitics (1) (-) Antivirals (1) Test Test Name 4766SP Valacyclovir as Metabolite, Serum/Plasma