Cough can eat pig’s blood, Chinese medicine believes that pig’s blood, pig’s lung, cow’s lung and so on have the function of clearing the lung, moistening the lung, transforming phlegm, generating fluids, and can alleviate the dryness of the cough, the symptom of less phlegm, especially suitable for the cold, dry climate in the fall, the respiratory tract is seriously lack of water caused by the symptoms of a dry cough, less phlegm, sore throat. Pig’s blood itself has the effect of generating fluids, moistening the lungs, can alleviate the dry climate, upper respiratory tract infections and fever after the emergence of hot cough symptoms, manifested as dry cough, little phlegm, sore throat or even cough yellow phlegm, fever, at this time, the dietary therapy given to the pig’s blood with pig lungs, beef lungs together with stew, combined with radish, carrot together with the soup to be taken, can be effective in alleviating the symptoms of coughing.