2, garlic has a bactericidal effect, crystal sugar water can moisten the lungs and relieve cough, so garlic and crystal sugar water can treat cough caused by respiratory infection. The general practice is to peel garlic, put it together with crystal sugar, pour boiled water, and steam it on a pot for 15 to 20 minutes. After steaming, when the temperature drops, eating garlic and crystal sugar water together will have the effect of treating cough.

3. In addition, there are some folk dietotherapy to treat cough, such as stewed pears in Chuanbei, stewed pears in rock sugar and steamed oranges. During coughing, you must pay attention to a light diet. It is not advisable to eat spicy, irritating and greasy food. You should ensure sleep and rest more.