All products in this group are formulated to help respiratory tract problems in animals, starting with the nose and sinuses through the throat and windpipe and extending to the lungs in the lower respiratory area involved in coughs. These products are formulated from safe gentle and natural ingredients. They are easy to administer and can be combined safely with each other or other HomeoPet products where there is injury or inflammation or infection, or they can just as safely be administered alongside other medications or supplements.