Waking up in the morning with dry nasal cavity suggests that the patient may have rhinitis, because once the patient has rhinitis, the patient loses the moisture regulating and moisturizing function of the nasal mucosa, so that the patient, the secretion function of the nasal mucosa is also poorer, so that the nasal cavity is prone to dryness. For this condition, it is suggested that the patient can go to the rhinology outpatient clinic for examination. If the examination of the nasal mucosa reveals dryness of the mucosa, local erosion and ulceration of the mucosa, reduced secretion of the mucosa, and poorer state of the mucosa, nose drops with compound peppermint brain drops can be used to keep the nasal cavity moist. You can also ask your doctor to prescribe recombinant bovine basic fibroblast growth factor gel for nasal application, which is very effective in keeping the nasal mucosa moist. Also. You can also use saline to do nasal rinsing, which can keep the nasal cavity moist and avoid drying the nasal mucosa, and also rinse the secretions inside the nasal mucosa. Such patients are also advised not to turn on the air conditioner when sleeping, and put a humidifier in the house when sleeping to improve the humidity of the air and avoid drying the nasal cavity.