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) (6) (-) Immunoassay (IA) (1) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Alcohol Deterrents (1) Analgesics (1) Anesthetics (1) Antianxiety (4) (-) Antiarrhythmics (1) Antidepressants (8) Antiepileptics/Antiseizures (1) Antihistamines (5) Antipsychotics (5) Depressants (2) Industrial/Environmental Toxins (1) Other (1) Pesticides/Insecticides (12) Sedative/Hypnotics (7) Solvents (14) Stimulants (3) Volatiles (8) Test Sub-Category Cardiac Glycosides (1) Test Test Name 1613SP Digitoxin, Serum/Plasma