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) (1) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Drugs of Abuse (24) Impairment (5) Newborn Tox (3) Postmortem (6) (-) Therapeutics (1) Test Category Anticholinergics (1) Test Sub-Category Other (1) Test Test Name 3957U Procyclidine, Urine