Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (2) Serum or Plasma (3) Test Area (-) Therapeutics (2) Test Category Analgesics (2) Anesthetics (1) (-) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (1) Antidiabetics (2) Antiepileptics/Antiseizures (4) Antihistamines (3) Antineoplastics (1) Antipsychotics (4) Appetite Suppressants (1) Immunosuppressants (1) Industrial/Environmental Toxins (1) Muscle Relaxants (1) Opiate/Opioid Antagonists (2) Stimulants (1) Vasodilators (2) Test Sub-Category Beta Blockers (1) (-) Other (2) Test Test Name 3055B Mexiletine, Blood 3976B Propafenone, Blood