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 (2) Analgesics (6) Anesthetics (1) Anticholinergics (1) Antidepressants (3) Antiepileptics/Antiseizures (5) Antihistamines (2) Antihypertensives (2) Antipsychotics (1) Appetite Suppressants (1) (-) Cholinesterase Inhibitors (1) Decongestants (4) Diagnostic Aids (1) Drugs of Abuse (5) Hallucinogens (4) Metals/Elements (3) Pesticides/Insecticides (1) Plasticizers (1) Sedative/Hypnotics (2) Solvents (1) Therapeutics (6) Volatiles (3) Test Sub-Category Other (1) Test Test Name 4038U Pyridostigmine, Urine