First...

After an international panel of experts reviewed the pharmacological and non-pharmacological treatment for Alzheimer’s disease, they conclude that Non-pharmacological approaches were ranked as more important first-line interventions than drug treatments for those with behavioral and psychological symptoms of dementia. These included evaluating for any underlying treatable cause first, followed by caregiver training, environment adaptation strategies, person-centered care approaches, and tailored activities for a person with dementia. 

 A provider is expected to prescribe something.  You need to do a physical, maybe get labs. If you’re just adding medications on top, you could be missing something big that's going on underneath and brewing.