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 (4) Serum or Plasma (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Alcohols (2) Analgesics (7) Anesthetics (2) Antianxiety (1) Anticholinergics (2) Antidepressants (8) (-) Antiepileptics/Antiseizures (2) Antipsychotics (3) Antitussives/Cough Suppressants (2) Decongestants (2) Depressants (4) Diagnostic Aids (1) Diuretics (1) Hallucinogens (1) NPS/Designer Drugs (2) Psychoactives (1) Sedative/Hypnotics (3) Stimulants (4) Test Sub-Category Other (1) Succinimide (1) Test Test Name 9171U Ethosuximide Screen, Urine 9233U Phensuximide Screen, Urine