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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) (-) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Acids (1) Alcohols (1) Analgesics (1) Anesthetics (1) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (3) Antidiabetics (2) Antiepileptics/Antiseizures (11) Antihistamines (1) Antimigraines (1) Antineoplastics (1) Antiparkinsons (1) Antipsychotics (6) Antirheumatics (1) Biomarkers (2) Bronchodilators (1) (-) Cholinesterase Inhibitors (2) Diuretics (2) Hallucinogens (1) Hypoglycemic Agents (1) Immunosuppressants (2) Muscle Relaxants (1) Opiates/Opioids (1) Other (1) Pesticides/Insecticides (1) Sedative/Hypnotics (4) Solvents (2) Terpenes (1) Vasodilators (3) Volatiles (2) Test Sub-Category (-) Other (2) Test Test Name 4038SP Pyridostigmine, Serum/Plasma 4305SP Tacrine, Serum/Plasma