There are two common diseases that cause this symptom: the first one is chronic simple rhinitis, in which the nasal cavity is stimulated by chronic inflammation, the turbinates will be congested and swollen, blocking the nasal cavity and leading to poor breathing. Then the mucous membrane will have a relatively thick secretion. In general, the main treatment for this condition is the targeted use of nasal vasoconstrictor drugs, for example, you can choose Daphnin spray nose to relieve the symptoms; the second, is caused by the cause of chronic sinusitis stimulation, because the nasal cavity inside the purulent secretions, resulting in turbinate congestion hypertrophy. This kind of secretion is sticky and most of it is yellow secretion. The disease can be treated with nasal vasoconstrictor drugs, which can make the sinus sinus mouth drainage smooth, and then with the use of drugs to promote the discharge of secretions, for example, you can take oral Chenault capsules, regardless of which type caused by this nasal congestion and nasal yellow nose, you can use saline and physiological seawater for nasal rinsing to relieve the state of the nasal mucosa and improve symptoms.