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 Analgesics (6) Anesthetics (2) Antianxiety (2) Anticholinergics (4) Antidepressants (6) Antiepileptics/Antiseizures (2) Antihistamines (1) Antihypertensives (2) Antimicrobials (2) Antipsychotics (1) Antitussives/Cough Suppressants (1) Bronchodilators (1) Depressants (1) Diuretics (1) (-) Potassium Channel Blockers (1) Sedative/Hypnotics (4) Stimulants (3) Test Sub-Category Other (1) Test Test Name 0275U Dalfampridine, Urine