Propoxyphene (Darvon) and Norpropoxyphene, Serum
Reference Values Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.
Propoxyphene: 100 – 400 ng/mL
Norpropoxyphene: 200 - 2,200 ng/mL
Propoxyphene + Norpropoxyphene: 400 - 3,000 ng/mL
Test Performed by: Medtox Laboratories, Inc.
402 West County Road D
St. Paul, MN 55112