so my puppies are dying one by one and I don't know what is doing it i thought it was worms but we treated them for worms but I just lost another one that makes three and I don't know they all start off the same with a little cough to like a gagging then they get labored breathing then the wander around just cryin then the just stop moving and lay there whimpering and the after this goes on gor three days they day I need answer plz before I lose the last six of my puppies