What Results Can I Expect From Alzheimer’s Medication? What to Expect It’s important to have realistic expectations about what Alzheimer’s medications can — and can’t — do. While these treatments are an important step forward, they cannot reverse damage that has already occurred. “A common misconception is that these drugs will cure Alzheimer’s,” says Koppel. “They may slow cognitive decline in some people, but they don’t stop the disease pr…