Which Drugs This Is Actually AboutThe review examined bladder anticholinergics, the class used for overactive bladder and urge incontinence. That matters because the regulator's advice concerns the total number a patient is taking, not just bladder drugs. The short-term effects of anticholinergic drugs in older adults are documented and immediate. The people most affected are older adults taking one or more anticholinergic drugs, particularly those on several at once. That the available evidence cannot confirm or exclude a causal link between bladder anticholinergics and dementia.