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) (3) Sample Type Blood (1) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (3) Exposure (2) (-) Therapeutics (3) Test Category Analgesics (3) Test Sub-Category Alpha Blockers (2) Anticoagulants (2) Benzodiazepines (2) Calcium Channel Blockers (3) Cannabinoids (1) Cardiac Glycosides (4) NSAIDs (2) (-) Opiates/Opioids (3) Other (28) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (5) Thiazides (2) Test Test Name 8662B Dihydrocodeine - Free (Unconjugated), Blood 8662SP Dihydrocodeine - Free (Unconjugated), Serum/Plasma 8662U Dihydrocodeine - Total (Conjugated/Unconjugated), Urine