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 (-) Antiepileptics/Antiseizures (2) Drugs of Abuse (4) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (1) Therapeutics (8) Test Sub-Category GABA Analogues (2) Test Test Name 2143B Gabapentin, Blood 2143SP Gabapentin, Serum/Plasma