This story was big news in the Boston Globe this weekend. I hope never to encounter the overuse of antipsychotic medications in the patients I care for. It is one of the big fears when I think of what kind of patient-care horror show I hope never to be exposed to.
Unfortunately, the two part story is not easily available online; you have to register or be a member of the Boston Globe. Part 1 is provided on the Boston.com website; not sure when Part 2 will be available there.
Through the Boston Globe website you can check a nationwide listing of nursing homes to see how heavy their use of antipsychotics is:
For each nursing home listed, the table indicates:
Here's a little article that explains How the Data Were Analyzed.