How Stop A Dog Is Reverse Sneezing. This should cause the dog to swallow a couple of times, which will usually stop the spasm of the reverse sneeze. Your dog's head tilts back, his lips suck in and he gags and swallows, fighting for air.

6 tips to stop your dog's reverse sneezing. Your dog's head tilts back, his lips suck in and he gags and swallows, fighting for air. Anything that could make a dog sneeze can also cause a dog to have a reverse sneeze.