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 (4) Anesthetics (1) Antiarrhythmics (2) (-) Anticholinergics (2) Antidepressants (2) Antidiabetics (2) Antiepileptics/Antiseizures (5) Antihistamines (4) Antineoplastics (1) Antipsychotics (5) Appetite Suppressants (2) Hallucinogens (2) Herbicides (1) Immunosuppressants (2) Industrial/Environmental Toxins (1) Metals/Elements (2) Muscle Relaxants (2) NPS/Designer Drugs (1) Opiate/Opioid Antagonists (5) Other (1) Perfluorinated Compounds (1) Pesticides/Insecticides (1) Plasticizers (1) Solvents (5) Stimulants (3) Terpenes (1) Vasodilators (2) Volatiles (8) Test Sub-Category (-) Other (2) Test Test Name 3957B Procyclidine, Blood 3957U Procyclidine, Urine