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 (-) Therapeutics (1) Test Category Analgesics (7) Anesthetics (1) (-) Anticholinergics (1) Antidepressants (3) Antiepileptics/Antiseizures (6) Antihistamines (1) Antihypertensives (2) Antipsychotics (1) Appetite Suppressants (1) Cholinesterase Inhibitors (1) Decongestants (4) Diagnostic Aids (1) Sedative/Hypnotics (2) Test Sub-Category Other (1) Test Test Name 3957U Procyclidine, Urine