Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzymatic Assay (EZA) (1) (-) Gas Chromatography (GC) (2) Sample Type Blood (3) (-) Serum or Plasma (2) Urine (3) Test Area Therapeutics (2) Test Category (-) Antispasmodics (1) (-) Muscle Relaxants (1) Pesticides/Insecticides (1) Test Sub-Category Antispasmodics (1) Other (1) Test Test Name 3248SP Orphenadrine, Serum/Plasma 3266SP Oxybutynin, Serum/Plasma