Australia Therapeutic Goods Administration: Phenylpropanolamine
- Discusses the status of PPA in Australia, where sale of many PPA-containing products was restricted in 1983 and all such products were removed from the market by July 2001.
- http://www.tga.gov.au/docs/html/ppa.htm

Health Canada Issues Health Advisory Regarding Phenylpropanolamine (PPA)
- Official notice discusses the withdrawal of drug products containing PPA from the Canadian market.
- http://www.napra.org/docs/0/310/319.asp

Phenylpropanolamine Information Page
- US Food and Drug Administration information on the safety of PPA and the status of its removal from nonprescription medications.
- http://www.fda.gov/cder/drug/infopage/ppa/