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) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (2) Test Category Alcohols (2) Analgesics (6) Anesthetics (2) (-) Anticholinergics (2) Antidepressants (4) Antiepileptics/Antiseizures (4) Antihistamines (1) Antimicrobials (1) Cholinesterase Inhibitors (2) Pesticides/Insecticides (2) Solvents (2) Vasodilators (2) Volatiles (6) Test Sub-Category Other (2) Test Test Name 3957B Procyclidine, Blood 3957U Procyclidine, Urine