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 (1) Urine (2) Test Area Therapeutics (2) Test Category Alcohols (1) (-) Analgesics (2) Anesthetics (1) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (1) Antidiabetics (2) Antiepileptics/Antiseizures (4) Antihistamines (3) Antineoplastics (1) Antipsychotics (4) Appetite Suppressants (1) Hallucinogens (1) Herbicides (1) Immunosuppressants (1) Industrial/Environmental Toxins (1) Metals/Elements (2) Muscle Relaxants (1) NPS/Designer Drugs (1) Opiate/Opioid Antagonists (2) Perfluorinated Compounds (1) Pesticides/Insecticides (1) Stimulants (2) Terpenes (1) Vasodilators (2) Volatiles (5) Test Sub-Category NSAIDs (4) Opiates/Opioids (8) (-) Other (2) Test Test Name 3510B Phenacetin and Metabolite, Blood 3525B Phenazopyridine, Blood