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 (5) Anesthetics (2) Antianxiety (1) Anticholinergics (3) Antidepressants (4) Antiepileptics/Antiseizures (1) Antihistamines (1) Antihypertensives (1) Antimicrobials (2) Antipsychotics (1) Antitussives/Cough Suppressants (1) Benzodiazepines (1) Depressants (4) Diuretics (1) NPS/Designer Drugs (6) (-) Potassium Channel Blockers (1) Psychoactives (1) Sedative/Hypnotics (5) Stimulants (5) Test Sub-Category Other (1) Test Test Name 0275U Dalfampridine, Urine