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/Mass Spectrometry (GC/MS) (1) Sample Type Blood (5) (-) Fluid (1) Serum or Plasma (5) Urine (3) Test Area (-) Therapeutics (1) Test Category Analgesics (1) Test Sub-Category Barbiturates (1) Beta Blockers (1) (-) Opiates/Opioids (1) Other (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Test Test Name 3990FL Propoxyphene and Metabolite, Fluid