If pharyngitis is identified as the cause of foreign body sensation in the throat, because the mucous membrane of the throat is congested after chronic inflammation, the root of the tongue and the back wall of the throat will have hyperplastic lymphoid follicles. If the lymphatic follicles are overgrown or too large, the patient will experience this condition. In terms of treatment, Chinese herbal medicines are used to clear the throat, such as li-pharyngeal pill or li-pharyngeal capsule, which can be taken together with anti-inflammatory oral tablets, such as huasu tablets. If possible, ultrasonic nebulizer inhalation treatment can be done. There are also more serious hyperplasia conservative treatment effect is not good, you can also try to do low-temperature plasma radiofrequency ablation surgery, the lymphatic follicle point off, is also relatively good. Pay attention to a reasonable and light diet, avoid eating spicy and stimulating food, and maintain oral hygiene.