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) Sample Type Blood (3) (-) Serum or Plasma (2) Urine (2) Test Area Therapeutics (2) Test Category Analgesics (10) Antacids (1) Antianxiety (1) Antiepileptics/Antiseizures (1) Antipsychotics (1) (-) Antispasmodics (1) (-) Muscle Relaxants (1) Other (1) Pesticides/Insecticides (1) Test Sub-Category Antispasmodics (1) Other (1) Test Test Name 3248SP Orphenadrine, Serum/Plasma 3266SP Oxybutynin, Serum/Plasma