Sinusitis is a serious gastric disease, if not actively treated, patients with sinusitis can become malignant and turn into sinus cancer, so early and active treatment and complete cure of sinusitis is the key to prevent malignant changes. The main method of treating sinusitis is drug therapy with regular diet. There are three main types of drugs commonly used, the first is antibiotics, commonly used is clarithromycin and amoxicillin. The second category is the acid control drugs, commonly used are omeprazole and ranitidine hydrochloride. The third category is the drugs that protect the gastric mucosa, and the representative drug is bismuth potassium citrate. Combined use of these three types of drugs, and regular dietary treatment, can achieve the best therapeutic effect.