Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Serum or Plasma (1) Urine (1) Test Area (-) Therapeutics (1) Test Category Alcohol Deterrents (1) Analgesics (4) Antianxiety (4) Antiarrhythmics (7) Anticholinergics (2) Antidepressants (10) Antiemetics (1) Antiepileptics/Antiseizures (1) Antihistamines (6) Antihypertensives (4) Antileprosy Agents (2) Antithrombotics (3) Antitussives/Cough Suppressants (5) Cholinesterase Inhibitors (2) Diuretics (3) Muscle Relaxants (1) (-) Potassium Channel Blockers (1) Stimulants (2) Vasodilators (2) Test Sub-Category Other (1) Test Test Name 0275SP Dalfampridine, Serum/Plasma