Trenaman and colleagues examined drug duplications (defined as “2 drugs from the same class” according to the Screening Tool of Older Persons' Prescriptions (STOPP) criteria, specifically concurrent use of two nonsteroidal anti‐inflammatory drugs (NSAIDs), selective serotonin reuptake inhibitors (SSRIs), loop diuretics, angiotensin‐converting enzyme inhibitors (ACEIs), or anticoagulants) among older adults with dementia in Nova Scotia, Canada [31]. This evidence concerns the gene ACE and dementia.