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) (23) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (10) Fluid (1) Serum or Plasma (11) Urine (5) Test Area Drugs of Abuse (6) Exposure (3) (-) Therapeutics (27) Test Category Antidiarrheals (2) Antiepileptics/Antiseizures (9) Antihistamines (5) Antipsychotics (5) Dopamine Precursor (1) Immunosuppressants (4) Laxatives (1) Test Sub-Category Amphetamines (3) Antiarrhythmics (9) Antiparasitics (3) Benzodiazepines (4) Beta Blockers (3) Metals/Elements (6) (-) Other (26) (-) Parkinsons (1) Your search has returned no tests.