Objective: To demonstrate the advantages of scraping in helping COVID-19 patients in convalescence, popularize scraping therapy among them and provide basis for the establishment of operation specification. Methods: Discuss the relationship between scraping and epidemic disease by reviewing the relevant scraping theory analysis, summarize the existing clinical studies and propose reference scheme for the treatment of COVID-19 patients in convalescence with respect to the related symptoms proving effective treatment of scraping on patients in convalescence. Results: Ancient healers used scraping to treat pestilence, and there have been many clinical trials and experiments for the treatment of convalescent symptoms related to scraping. Scraping also has the effect of improving immune function and antioxidation, which is feasible for the treatment of convalescent symptoms related to scraping. Conclusion: Scraping can effectively improve the clinical symptoms of COVID-19 convalescent patients, and it can be used as one of the extal treatments for convalescent patients. It is recommended to promote scraping among the patients so that they can have self-intervention treatment.