U.S. Food and Drug Administration. Drugs@FDA. DepoDur: discontinued. Accessed December 26, 2014 from http://www.accessdata.fda.gov/scripts/cder/drugsatfda/index.cfm?fuseaction=Search.DrugDetails
Personal Communication on December 29, 2014. Pacira Pharmaceuticals: Customer Service phone 855.397.2467. Depo-Dur: discontinued.
Duramorph. West-Ward Pharmaceuticals. Accessed December 26, 2014 from http://www.west-ward.com/images/files/package/Duramorph%20PI.pdf
Infumorph. West-Ward Pharmaceuticals. Accessed December 26, 2014 from http://www.west-ward.com/images/files/package/Infumorph%20200&500%20PI.pdf
Morphine. Micromedex 2.0. Truven Health Analytics. Accessed December 26, 2014 from http://www.micromedexsolutions.com/micromedex2/librarian/