There are many reasons for the dryness and pain in nasopharynx, such as nasopharyngitis, reflux pharyngitis, nasopharyngeal cancer, etc. 1. Nasopharyngitis: nasopharynx is located at the base of the nose, after inflammatory reaction, it can show congestion and edema of the mucous membrane of the nasopharynx, so it can cause dryness and pain in the nasopharynx, and some patients will also show leakage. 2. Gastroesophageal reflux: gastric reflux can also cause dryness and pain in nasopharynx, due to the reflux of gastric contents to the pharynx, which can cause pharyngitis or even nasopharyngitis, thus leading to dryness and pain in nasopharynx. 3. Nasopharyngeal cancer: Early nasopharyngeal cancer can also show the phenomenon of dryness and pain in nasopharynx, accompanied by blood in snot, burning in nasopharynx, headache and so on. There are many reasons for dryness and pain in nasopharynx, and it is recommended to go to the hospital in time to improve the examination after symptoms appear, and give standardized treatment after clear diagnosis.