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 Anesthetics (2) Antianxiety (1) Anticholinergics (2) Anticoagulants (1) Antidepressants (2) Antiepileptics/Antiseizures (2) Antihistamines (1) Antitussives/Cough Suppressants (1) Plasticizers (1) (-) Potassium Channel Blockers (1) Solvents (1) Stimulants (2) Volatiles (8) Test Sub-Category (-) Other (1) Test Test Name 0275U Dalfampridine, Urine