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 Antianxiety (3) Anticholinergics (1) Antihistamines (2) Antitussives/Cough Suppressants (4) Diuretics (1) Drugs of Abuse (8) Drugs of Abuse, Therapeutics (3) Industrial/Environmental Toxins (2) (-) Potassium Channel Blockers (1) Solvents (2) Volatiles (1) Test Sub-Category (-) Other (1) Test Test Name 0275U Dalfampridine, Urine