You can take albendazole orally for at least 15 days, buy a bottle of metronidazole and another bottle of glycerol at the same time, crush metronidazole, put it in glycerol, stir it evenly, and then apply it all over your body twice a day.

Most importantly, if you want to cure scabies, you must boil clothes for 20 minutes every day, then wash and dry them, and boil sheets and the like for at least 20 minutes, and then wash them with clear water. Do it every day, don't worry about clothes, and don't be afraid of trouble, otherwise it will never be cured. Bedclothes, mattresses and the like should also be dried, as should tables and chairs that are in frequent contact.

Suggest to go/check the treatment. There are papers on the treatment of various diseases in China on this website. Enter scabies in the article search space, and you can find all medical papers about scabies. The front page of the newspaper is free.