If it is a back tooth and you are paying privately, choose a dentist who provides 'twilight sleep', get it removed and it will cause no more issues. That would be my way forward.
They could have, understandably, wanted to bow out of royal/public life honourably, but instead they have chosen to sell their holes to the media again. I can't see any way back for them now......
Good for you....keep doing the best you can for local folk, but.......we do need to have effective leaders AND people who are willing to vote for them......