My Dog Is Congested. Temporary issues include poor air quality or an odd sleeping position. Dogs can also become congested if they inhale something that irritates the lungs, like smoke or liquid.
These diseases can range from mild to severe, if you suspect your dog has an infection take your dog to the vet for a diagnosis and treatment plan. The most common causes of uncontrollable sneezing in dogs are nasal foreign bodies, nasal mites, or a nasal tumor. In less common cases, congestion can be a symptom of a more serious health condition, like fungal infections, upper respiratory infection, respiratory congestion, heart failure, and immune.