Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) (-) Gas Chromatography (GC) (1) Sample Type (-) Blood (1) Serum or Plasma (1) Urine (1) Test Area Therapeutics (1) Test Category Analgesics (2) Antiarrhythmics (1) (-) Anticholinergics (1) Antidepressants (3) Antiepileptics/Antiseizures (1) Antihistamines (1) Antineoplastics (1) Muscle Relaxants (1) Pesticides/Insecticides (2) Terpenes (1) Vasodilators (1) Volatiles (6) Test Sub-Category Other (1) Test Test Name 3957B Procyclidine, Blood