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) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (6) Serum or Plasma (7) Tissue (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Acids (3) Alcohols (5) Analgesics (4) Anesthetics (1) Antianxiety (2) Antiarrhythmics (1) (-) Anticholinergics (1) Antidepressants (4) Antidiabetics (1) Antiepileptics/Antiseizures (5) Antihistamines (2) Antihypertensives (3) Antimicrobials (3) (-) Antipsychotics (1) Antitussives/Cough Suppressants (2) Biomarkers (1) Depressants (2) Emetics (1) Expectorants (1) Hallucinogens (6) Herbicides (1) Hydrocarbons (1) Laxatives (1) Metals/Elements (16) Mood Stabilizers (1) Muscle Relaxants (2) NPS/Designer Drugs (1) Pesticides/Insecticides (1) Sedative/Hypnotics (5) Solvents (4) Stimulants (2) Volatiles (7) Test Sub-Category Other (2) Test Test Name 2369U Hyoscyamine, Urine 2538U Loxapine, Urine