What medicine do dogs take for coughing and nasal congestion

Dogs with coughing and nasal congestion may have a respiratory tract infection. Clinical signs of respiratory tract include coughing, sneezing, runny nose, fever, etc. It is a very common disease and needs symptomatic treatment to stop if mild. Those with frequent coughing also need to consider whether there are other possibilities such as: infectious diseases, rhinitis, lung disease, etc.