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) (2) Sample Type (-) Blood (2) Serum or Plasma (1) Urine (1) Test Area Exposure (1) (-) Therapeutics (2) Test Category Muscle Relaxants (2) Test Sub-Category Antispasmodics (1) (-) Other (2) Test Test Name 3248B Orphenadrine, Blood 9219B Orphenadrine Screen, Blood