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 Analgesics (5) Anesthetics (3) Antacids (1) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (10) Antidiabetics (4) Antiepileptics/Antiseizures (11) Antihistamines (1) Antihypertensives (6) Antimicrobials (8) Antimigraines (1) Antineoplastics (1) Antiparkinsons (3) Antipsychotics (7) Antirheumatics (1) Antithrombotics (2) Bronchodilators (2) (-) Cholinesterase Inhibitors (2) Decongestants (1) Diuretics (2) Hypoglycemic Agents (1) Immunosuppressants (2) Muscle Relaxants (1) Other (1) Sedative/Hypnotics (7) Stimulants (2) Sympathomimetic Amines (1) Vasodilators (3) Test Sub-Category Other (2) Test Test Name 4038SP Pyridostigmine, Serum/Plasma 4305SP Tacrine, Serum/Plasma