MedlinePlus: Alitretinoin - Features information about dosage, usage, warnings, and side effects. - http://www.nlm.nih.gov/medlineplus/druginfo/medmaster/a601012.html
Panretin Consumer Information - FDA - Patient FAQ in html format with a link to approved labeling in pdf format. - http://www.fda.gov/cder/consumerinfo/druginfo/panretin.htm
Panretin - Full prescribing information from RxList. - http://www.rxlist.com/cgi/generic2/alitre.htm