If a patient has pain in one half of the throat and not in the other half, it is likely that unilateral tonsillitis or acute gastritis or pharyngitis has occurred, and pain is felt when the mucous membrane of the palatal arch is significantly congested on one side. Sometimes the ulceration of the mucosa of one side of the pharyngeal cavity or the lateral wall of the pharynx occurs due to vitamin deficiency. In case of inflammation, the patient can apply cefdinir dispersible tablets to reduce inflammation, and the patient’s condition will improve with regular medication for 3-5 days. Before using the drug must be clear for cephalosporin there is no history of allergy, if the patient is due to ulcers caused by half of the sore throat, treatment can be sprayed with open throat sword spray, regular treatment for 1 week will also have improved. It is recommended to exercise more in life to enhance resistance.