I guess there are advantages and disadvantages to adopting two. It might be beneficial to get used to the breed with one before adopting another. It also means twice the food bills, twice the medical bills, etc. Advantages would include less chance of separation anxiety and happier dogs. I started out with one[ Phoenix was much happier after I adopted #2.
Beth, my heart is breaking along with yours and Pete's. Although you had posted that Peanut had osteo, I still wasn't prepared for this thread. Both Peanut and Smiley were very special, as are you and Pete
Phoenix was successfully treated with imizol. not only did he have a positive titre, the critters were visible in his blood. he didn't suffer much in the way of side effects because the vet followed the changing needle protocol described in the link provided by burpdog.
I'm so sorry for both the loss of handsome, wonderful Spencer and your departure from the world of greyhounds. Please take care of yourself and don't be a stranger on this board, OK?