1.Postoperative dietary arrangement In the early postoperative period, due to pharyngeal discomfort, it is appropriate to eat a liquid diet. After the rehabilitation period, there is no special requirement for diet. If you need to do isotope treatment, avoid iodized salt, seafood and other iodine-containing foods as required. For patients with low calcium, it is recommended to give high calcium and low phosphorus foods such as green leafy vegetables and soy products. Limit milk, lean meat, egg yolk, fish and other foods with high phosphorus content. 2.How to take Eugenol: ①Take it on an empty stomach before breakfast. If you miss a dose, you should take a double dose until you make up for all the missed doses. ②Increase in winter and decrease in summer. ③Pay attention to sufficient time interval. 1 hour between with vitamins and tonic, 2 hours between with iron and calcium containing food or medicine, 4 hours between with milk and bean food. 12 hours between taking bilirubin or lipid-lowering resin. ④ Do not stop the medication blindly during pregnancy.