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) (3) Sample Type (-) Blood (2) (-) Fluid (1) Serum or Plasma (2) Urine (1) Test Area Therapeutics (3) Test Category Alcohols (4) Analgesics (11) Anesthetics (1) Antacids (1) Antianxiety (1) Antiarrhythmics (2) Antidepressants (3) Antidiabetics (2) Antiemetics (1) Antiepileptics/Antiseizures (2) (-) Antihypertensives (3) Antimicrobials (2) Antineoplastics (2) Antipsychotics (1) Antithyroids (1) Biomarkers (1) Gases (1) Hallucinogens (5) Immunosuppressants (1) Metals/Elements (15) Muscle Relaxants (3) NMDA Antagonists (1) NPS/Designer Drugs (1) Pesticides/Insecticides (2) Sedative/Hypnotics (4) Solvents (1) Stimulants (5) Volatiles (6) Test Sub-Category Beta Blockers (2) Diuretics (1) Test Test Name 3042B Metolazone, Blood 3043B Metoprolol, Blood 3043FL Metoprolol, Fluid