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 Alcohols (1) Analgesics (3) Anesthetics (2) Anticholinergics (1) Antidepressants (3) Antiepileptics/Antiseizures (2) Antimicrobials (1) (-) Cholinesterase Inhibitors (1) Pesticides/Insecticides (1) Solvents (1) Vasodilators (1) Volatiles (2) Test Sub-Category Other (1) Test Test Name 4038SP Pyridostigmine, Serum/Plasma