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 (1) Urine (1) Test Area Therapeutics (2) Test Category (-) Antiepileptics/Antiseizures (2) Test Sub-Category Barbiturates (1) Benzodiazepines (1) Other (6) (-) Succinimide (2) Test Test Name 9233B Phensuximide Screen, Blood 9233U Phensuximide Screen, Urine