http://www.richardsfamilyhealth.com/constant_contact/136_Drugs_cognitive_impairment.pdf Fortunately, the drug safety experts at WorstPills.org have identified 136 drugs from published studies that can cause memory loss, confusion and other forms of cognitive impairment in older adults. Part 1 Drug-Induced Cognitive Impairment: Anticholinergic Effects Part 2 Drug-Induced Cognitive Impairment: Delirium and Dementia The authors created a tool in which they rated many medications according to thei