Young children coughing all the time is probably due to chronic pharyngitis, long-term respiratory infections, allergies, etc., can be treated by drinking more water, medication and other ways. 1. Chronic pharyngitis: young children with chronic pharyngitis, the pharyngeal nerves are more sensitive to stimulation will have a persistent cough, this time you need to drink more water, while using antibiotics such as cephalosporins for treatment. 2. Long-term respiratory infections: young children with long-term respiratory infections, respiratory inflammatory response is more pronounced, will lead to coughing, this situation requires the use of antibiotics. Children need to drink more warm water, strengthen the nutrition to improve the body’s immunity. 3. Allergy: some children have been coughing may be due to contact with certain allergic substances, this time should pay attention to stay away from allergens, and take cetirizine hydrochloride drops and other antihistamine treatment. Young children cough has been bad need to consult a doctor in a timely manner, check the cause of the disease, and targeted treatment and treatment. At the same time, if you need to use drugs should be taken under the guidance of a doctor, do not blindly use drugs.