1-800-717-3786 is the Pepto Bismol hotline. I don't know how bad it is for animals.
http://www.pepto-bismol.com/tablets.shtml
That's a link to the directions and who should take it and who shouldn't.
WAIT!! The main ingredient in Pepto Bismol is Bismuth Subsalicylate, and I just found a link about pets and this substance:
http://www.peteducation.com/article....articleid=1456