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) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (8) Fluid (1) Serum or Plasma (9) (-) Urine (3) Test Area Therapeutics (3) Test Category Acids (2) Alcohols (1) Analgesics (3) Antianxiety (1) Anticholinergics (1) Antidepressants (1) Antidiabetics (1) (-) Antiepileptics/Antiseizures (3) Antihistamines (2) Antihypertensives (3) Antimicrobials (3) Antitussives/Cough Suppressants (2) Depressants (2) Emetics (1) Expectorants (1) Hallucinogens (3) Hydrocarbons (1) Laxatives (1) Muscle Relaxants (2) NPS/Designer Drugs (1) Sedative/Hypnotics (4) Stimulants (2) Volatiles (2) Test Sub-Category GABA Analogues (1) Other (2) Test Test Name 2143U Gabapentin, Urine 2484U Lamotrigine, Urine 2527U Lacosamide, Urine