Understanding acute upper airway obstructionsSeptember 9, 2019The equine upper airway (UA) includes the nostrils, nasal passages, paranasal sinuses, pharynx, guttural pouches, and the cervical part of the trachea.
SPONSORED CONTENT1 dose, once a month.Defends dogs against ticks and fleas and also protects against heartworm disease, roundworms, hookworms and tapeworms. + Learn More