U.S. Senators Kohl, Grassley and Blumenthal Introduce Bill to Strengthen Informed Consent for Antipsychotics in Nursing Homes Last week, Senators Kohl, Grassley and Blumenthal introduced the Improving Dementia Care Treatment in Older Adults Act (S. 3604) in response to increased reports of epidemic misuse of antipsychotics to chemically restrain nursing home residents with dementia.