Colds with runny nose are mainly caused by viral invasion of the respiratory tract causing upper respiratory kata symptoms. Colds are usually caused by viral infections, most of which are caused by rhinovirus, parainfluenza virus, respiratory syncytial virus and so on. The phenomenon of more than a runny nose is mainly due to viral infection of the nasal mucosa, resulting in congestion and edema of the nasal mucosa, the local secretion is increased due to a large number of most of the patients will also appear nasal congestion, sneezing, coughing, itchy throat, sore throat and other symptoms. For patients with more than a runny nose, you can follow the doctor’s instructions with decongestants, such as pseudoephedrine hydrochloride, etc., can selectively contract the nasopharyngeal mucosal blood vessels, thereby reducing nasal congestion, swelling, relieve nasal congestion, runny nose, sneezing and other symptoms. Antihistamines such as cetirizine can also be taken to relieve nasal mucosal congestion and edema. Symptoms of more than one runny nose can also be caused by other diseases, such as allergic rhinitis. If the symptoms are not relieved or aggravated, it is recommended to go to the local regular hospital to clarify the cause of the disease, and cooperate with the doctor to carry out the relevant treatment. During the treatment, you need to rest more, avoid overwork, pay attention to diet, mainly light.