Risk of Drug-Induced Accidents and Injuries in Elderly Patients Treated with Specific Drugs Rather than Polypharmacy : Analyses of the Japanese Adverse Drug Event Report Database

: One of the reasons the health care system requires long-term nursing care for elderly patients is the risk of falls and fractures. In this study, we sought to identify risk factors for drug-induced falls and fractures in elderly patients in Japan. Risk factors for drug-induced falls and fractures in the elderly were analyzed by searching for the Standardised Medical Dictionary for Regulatory Activities （ MedDRA ） query （ SMQ ） “ accidents/injuries ” in the Japanese Adverse Drug Event Report database （ JADER ） , as this SMQ was the most well suited for evaluating data on falls and fractures. For elderly patients in Japan, the risk factors for drug-induced accidents/injuries include age ≥ 70 years old, female sex, and treatment with specific drugs, but not polypharmacy. risk factors with 10 highest odds were with , ; dementia therapeutic agents pain relievers sensitive risk