As for Alzheimer's, why not read Thomas Debaggio? He wrote two books when he was diagnosed with early-stage Alzheimer's at the age of 57. I think he would've wanted to know as soon as a genetic test could have told him.
From this research paper:
Same situation here with Flonase, so I went looking.By the way, what was that about inhaled steroids causing cataracts? I've used fluticasone about 6 months out of every 12 since 1994 - helps me cope with seasonal allergies. Nobody said anything about causing cataracts! I think I would have noticed something like that if it was mentioned in the package insert.
From this research paper:
An excess risk with nasal corticosteroids was not apparent for severe cataracts.
It is concluded that, among the elderly, even low doses of inhaled corticosteroids are associated with a small but significant excess risk of cataracts requiring extraction. Such an excess risk was not observed with nasal corticosteroids.