I bought a puppy on m28th. He was kinda sniffing and an occasional sneeze. I took him to the vet the next day and he din't sniff or sneeze while there. After several vet visits the sniffing and sneezing got worse and he put him on antibiotics. He got worse and became totally stuffed up and had to breathe thru his nose. The vet was still stumped. I went to another vet for a second opinion. After blood and other tests she misdiagnosed him with distemper. All the while he is happy, eating and drinking good, playing and having a great time. I was very sad for a few days until I realized he did not have distemper. She put him on 2 antibiotics because by then his poop was runny and he had a small occasional discharge. It never progressed beyond that. He did get better for a couple of weeks and then the symptoms started again. I took him back to the vet and we watched him for a few days and it was progressing so he was put back on antibiotics. While he was on them this time my Chihuahua started with the same