In clinical terms, nasal congestion is a symptom of a cold, so it may be a cold, and there are other symptoms associated with nasal congestion, including wind-cold and wind-heat cold: 1. nasal congestion with clear runny nose, chills, fever, and fear of cold and wind may be caused by wind-cold cold, then the treatment plan should be based on pungent warmth to disperse the cold, and clinically often choose Jing Fang 2. Nasal congestion accompanied by dry throat, sore throat, cough, yellow sputum, red tongue with yellow coating, etc. is a wind-heat cold, which should be treated mainly with pungent and cooling relief. In clinical practice, we often choose drugs such as Yin Qiao San, Yin Qiao Xie Poison Pill, and cold and fever granules for treatment, which can have a better effect. Therefore, nasal congestion is a symptom of cold in clinical practice and should be treated with appropriate medications under the guidance of a doctor.