The cure of parapharyngeal space abscess may take about 3-6 months or even longer. However, the specific healing time needs to be combined with the severity of the patient’s condition, the treatment program, the timing of treatment, physical condition and other factors affecting, there can be individual differences. If the patient’s physical condition is good, early detection, early and active treatment, then most of them can completely subside, and may be cured in about 3-6 months. If an abscess is formed, local incision and drainage treatment is needed, along with active standardized anti-infection and anti-inflammatory treatment. When the patient’s resistance is relatively poor and the virulence of the causative organism is strong, some of the lesions will expand to the periphery can lead to retropharyngeal abscess, laryngeal edema, mediastinitis, etc.. Secondary carotid artery sheath infection can lead to internal carotid artery wall erosion, triggering fatal hemorrhage; if the invasion of the internal jugular vein, thrombophlebitis or septic sepsis can occur. When patients have parapharyngeal interstitial abscess, it is recommended to go to the regular hospital in time, and follow the doctor’s instructions to standardize the use of drugs and treatment.