Sorry, my dog has no allergies, so I can't help you, but I did want to welcome you to Yorkie Talk. I don't know if you know it or not, but there is a search feature that allows you to search for certain topics. We also have a sick and injured forum for thread related to illness.
http://www.yorkietalk.com/forums/forumdisplay.php?f=40 In addition, there is health and diet forum:
http://www.yorkietalk.com/forums/forumdisplay.php?f=5 What kind of allergy is it, do you know if it's food related or if it's due to pollen? Does the sneezing happen all year long?
Here's a couple of links on sneezing:
http://www.yorkietalk.com/forums/sho...light=sneezing http://www.yorkietalk.com/forums/sho...light=sneezing