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) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area (-) Drugs of Abuse (1) Exposure (5) Therapeutics (9) Test Category Opiates/Opioids (1) Test Sub-Category (-) Other (1) Stimulants (1) Synthetic Cannabinoids (2) Test Test Name 4127U Suboxone® - Total, Urine