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) Tissue (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Acids (1) (-) Antidepressants (1) Antiepileptics/Antiseizures (2) Antipsychotics (2) Biomarkers (1) (-) Bronchodilators (1) Metals/Elements (1) Solvents (2) Volatiles (1) Test Sub-Category (-) Other (2) Tricyclic (3) Test Test Name 4387U Theophylline, Urine 4535U Trazodone and mCPP, Urine