Recommended doses can be found here-
http://www.vetinfo4dogs.com/daspirin.html
However, you should really consider the reasons for trying to treat your dog at this juncture. Is it for you or the dog? What do you truly feel is the dogs quality of life? According to this site-
http://www.all-about-yorkshire-terriers.com/lifespanofyorkshireterrier s.html
your dog has lived a full life. Please don't let it suffer. Too many folks refuse to have a dog put down because they think that would be cruel. For the wrong reasons, it would be. The animal can't tell you what it wants. The responsibility for this point in the dogs life has always been in your hands. Make the right choice, however painful it might be for you.


