Propoxyphene (500 mL) - 5423 tests

The DRI® Propoxyphene Assay is intended for qualitative and semiquantitative determination of propoxyphene in human urine. This assay provides only a preliminary analytical test result. A more specific alternative chemical method must be used in order to obtain a confirmed analytical result. Gas chromatography/mass spectrometry (GC/MS) is the preferred confirmatory method.1,2 Clinical consideration and professional judgment should be applied to any drug of abuse test result, particularly when preliminary positive results are use