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) (2) Sample Type (-) Blood (2) Fluid (1) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Alcohols (3) Anesthetics (1) Antianxiety (1) Antiarrhythmics (2) Antidiabetics (1) Antiepileptics/Antiseizures (1) Antineoplastics (2) Antipsychotics (1) Antithyroids (1) Biomarkers (1) Hallucinogens (5) Immunosuppressants (1) Metals/Elements (5) (-) Muscle Relaxants (2) NMDA Antagonists (1) Pesticides/Insecticides (1) Sedative/Hypnotics (1) Solvents (1) Stimulants (3) Volatiles (6) Test Sub-Category Opiates/Opioids (9) (-) Other (2) Test Test Name 2720B Metaxalone, Blood 2900B Methocarbamol, Blood