I know we have medical privacy laws, but we need to know that that the people who can pass laws that affect us, that can confiscate our money, that decide domestic and foreign policy, are not thinking in a prescription drug fog. And yes, it does not matter what party.
Strong possibility he has been diagnosed with dementia. Also, if he's had any type of prostate operations ... personality changes often ensue, usually of the demented kind.
So, don't just look at pharmaceuticals but at chemical changes that have occurred due to medical history.