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 Antidepressants (3) Antidiabetics (2) NPS/Designer Drugs (1) Opiate/Opioid Antagonists (7) (-) Other (1) Stimulants (8) Test Sub-Category (-) Other (1) Test Test Name 3225SP Nuedexta®, Serum/Plasma