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) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (1) (-) Therapeutics (2) Test Category Analgesics (1) Antihypertensives (1) Test Sub-Category Alpha Blockers (1) Antiplatelet Agents (1) Appetite Suppressants (1) Benzodiazepines (1) (-) Calcium Channel Blockers (1) Cardiac Glycosides (1) NSAIDs (1) (-) Opiates/Opioids (1) Other (14) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (2) Thiazides (1) Tricyclic (3) Test Test Name 1640B Diltiazem, Blood 8662B Dihydrocodeine - Free (Unconjugated), Blood