Common Anticholinergics Linked with Dementia Even When Taken 20 Years before Diagnosis

Anticholinergic drugs that are commonly prescribed as antidepressants or for treating incontinence are linked with an increased risk of dementia, even when taken 20 years before cognitive impairment is diagnosed, according to data from what researchers claim is the largest and most detailed study of this class of drug. Results from the nested case–control study, including more than 40,000 patients with dementia, showed a significant correlation between use of anticholinergic drugs and