DrugDigest: Glipizide ( Glucotrol ) - Information on dosage, usage, side effects, interactions, and drug comparisons including generics when available. - http://www.drugdigest.org/DD/DVH/Uses/0,3915,299%7CGlipizide,00.html
Glipizide - Information from the RxList. - http://www.rxlist.com/cgi/generic/glip.htm