There are many causes of chronic cough and runny nose, mainly colds, chronic rhinitis or sinusitis, and upper airway cough syndrome. The medication for chronic cough and runny nose should be different according to the cause, if it is caused by airway cough syndrome, you can take loratadine, or nasal inhalation budesonide to relieve the symptoms. 1. Colds: Colds caused by low immunity can last for a long time, so you should pay attention to rest and drink plenty of warm water. 2. Chronic rhinitis or sinusitis, due to the increase of nasal secretion, thus appearing the phenomenon of runny nose, at this time should be used in a timely manner to clean up nasal secretion, relieve the dryness of the nasal cavity, to keep the nasal cavity moist. 3. Airway Cough Syndrome: It is due to nasal diseases, that is, cough caused by upper airway diseases, such diseases can lead to runny nose, such diseases can be treated by taking drugs such as loratadine, cetirizine, or nasal inhalation of drugs such as budesonide. There may be other causes of chronic cough and runny nose. If symptoms persist, timely specialist consultation is recommended. The above drugs need to be standardized and rationally used under the guidance of professional physicians and pharmacists.