Drugs To Stop Dog From Coughing. Another dog coughing cure, per dogster magazine, is to include a few drops of oregano oil mixed in with a carrier oil and drizzled on your dog's food. Cough suppressants can reduce coughing and make the dog more comfortable.
Steam from a humidifier or nebulizer also can loosen the mucus in your pup's lungs, providing him with some relief from his coughing and make his wet coughs more productive. In severe cases, your dog's vet may recommend surgery. In the last two weeks i almost lost him.