The point of choice for the symptomatic selection of points for gua sha, on the cough has a certain effect, but there is no such thing as the most effective. Scraping for external cough, has a certain effect, you can use the scraping board with medium (for example, scraping oil), according to the evidence type to choose different points, for example, wind-cold cough can choose the wind door, wind heat cough can choose the Qu Chi and so on. Strength from light to heavy, until scraped out of the Gua Sha until. Gua Sha is an adjunctive therapy that can only alleviate some of the symptoms, but not cure the cough. It is recommended that cough patients seek timely medical treatment, comprehensive treatment. Cough is mainly exogenous (for example, wind-cold, wind-heat, etc.), internal injuries (for example, phlegm heat, lung deficiency, etc.) and other causes, the mechanism is the loss of lungs, to cough, phlegm, sparse or yellowish thick, less, phlegm between the throat sound for the main clinical manifestations. Scraping Gua Sha to meridian acupoints for theoretical guidance, through the stimulation of certain acupoints, clearing heat and detoxification (clearing the body of heat and poisonous evil), line qi and activate the blood (promote the gas operation so that the circulation of blood), dispelling wind and dispersing cold (dispelling the wind, dispelling the cold), so that the body’s qi fluent. Fengmen point mainly has the effect of declaring the lungs and relieving the surface, benefiting the qi and solidifying the surface, Gua Sha can partially relieve the symptoms of wind-cold cough; Qu Chi point mainly has the effect of clearing away heat and detoxification, activating blood circulation, and Gua Sha can partially relieve the symptoms of wind-heat cough. Suggested by professional doctors to cough patients for Gua Sha, and comprehensive treatment, so as not to misunderstand the condition or produce adverse reactions.