I don’t know if it’s the absolute worst I ever read but the parts I read were pretty bad. At some point I was like “What kinda Ayn Rand bullshit is this?” and quit reading. It turns out that he was a Ayn Rand make-super-improbable-and-convoluted-examples-in-my-fictional-fantasy-world-to-justify-terrible-political-views school of writing type guy.
All of the above plus: allergy covers for pillows and mattress, nasal irrigation with a neti pot or squeeze bottle (they sell the nasal rinse bottles and saline mix near the allergy medicine at the pharmacy), bathing your dog frequently . An allergist will have a really specific list of recommendations. Making your dog an outside dog is a terrible idea, it would be better to find a new home for your pup, rather than exposing them to the elements and leaving them outside all alone with no companionship