Have a look at this short list of resources. Let us know how they helped!
Minimally Disruptive Medicine. A well-designed site featuring arguments for individualizing drug treatment. http://minimallydisruptivemedicine.org/
Healthy Skepticism. This Australian site, operated by Dr. Peter Mansfield, takes a strongly information-based approach to questioning the common wisdom with drug therapy. Probably primarily for professionals. http://www.healthyskepticism.org/global
Beers List. This is a drug list of medications which are known to be potentially problematic and elderly people. We feel no drug is intrinsically right or wrong for anybody. It depends on the problem, the person, the dose, and many other things. http://www.dcri.duke.edu/ccge/curtis/beers.html
Therapeutics Education Collaboration Podcasts. A series of somewhat irreverent broadcasts by highly qualified drug therapy critical reviewers. http://therapeuticseducation.org/
Team for Individualizing Pharmacotherapy in Primary Care for Seniors. An academic group at McMaster University in Ontario working to promote rational drug therapy in the elderly. http://www.tippsnetwork.ca/