Xiaoqing Tang is a famous formula for treating external wind-cold with internal stagnant drinks, with the main function of relieving the surface and dispersing the cold, warming and liquefying the water and drinks.

Xiaoqinglong Tang is composed of eight herbs: ephedra, cinnamon sticks, dry ginger, fine acrid, half-sia, schizandra, peony, and licorice.

Its treatment symptoms are mainly wind-cold surface evidence and internal stop drinking symptoms: fever, cold, thirst, no sweat, body pain, coughing and spitting white foamy phlegm, or swelling, dry vomiting, coughing, floating pulse and other symptoms.

Wind-cold binds the surface, so there is fever and malignant cold, no thirst in the mouth, no sweating, body ache and floating pulse;

Within the stop drinking, external wind-cold, every wind-cold evil, lead to internal drinking, water and cold fight, water cold shot lungs, so coughing and wheezing; water stops under the heart, so the heart under the plumpness; water drinks at the overflow, so swollen and heavy; water to stay in the stomach, then dry and vomiting.

For the evidence of external cold and internal drinking, purely resolving the surface will not dissolve the internal drinking, and purely dissolving the drinking will not dissolve the surface evil, Xiaoqinglong Tang can dissolve the surface and dissipate the cold externally, and can warm and dissolve the drinking internally, which is the agent for internal and external double dissolution.

In the formula, ephedra, gui zhi sweating to relieve the surface, declaring the lung to calm asthma; fine Xin, dry ginger outside to help hemp, gui dispersal of wind-cold, internal warming water drink, white peony with gui zhi to reconcile the Ying and Wei, and moderate hemp, gui Xin scattered too much, schizandra warm convergence of the lung qi to stop coughing, but also to prevent the dissipation of the lung qi, semi-xia dry dampness, phlegm and reduce reversal of asthma, baked licorice and the mediation of all the medicines, altogether to dissipate the cold to relieve the surface, the drink to calm asthma of the agent.

Application with or without surface cold evidence as long as there is coughing and spitting white foamy sputum, tongue pale moss white pulse slippery can be used Xiaoqinglong Tang, if there is no surface evidence can be removed Gui Zhi, ephedra replaced by sizzling ephedra in order to take it to promote the lungs to calm the wheezing.

Modern bronchitis, bronchial asthma, emphysema evidence of external wind-cold, internal water drinking, can be used to treat this formula with additions and subtractions.

The above prescription should be applied under the supervision of a physician.

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Xiaoqinglong Tang is a famous meridian formula, also known as the dissolving drink and relieving table soup, from this name should be able to know that his role is to dissolve the table and dissolve the drink, stop cough and calm asthma, so it is usually considered that Xiaoqinglong Tang is a cough and calm asthma agent.

Xiaoqinglong Tang is composed of ephedra, cinnamon sticks, peony, dry ginger, fine Xin, half-sia, schisandra and licorice, which can be seen from this composition that it is derived from Ephedra Tang. The formula is based on ephedra, cinnamon sticks, pungent, warm and dispersing, with half-summer, fine ginger and dry ginger warming the cold drink; cinnamon sticks, peony and peony are used to regulate the camping and defense; fine ginger and dry ginger are used with schizandra to prevent dissipation of positive qi and to help stop coughing and relieve wheezing. It can be used in cases of chronic bronchitis and asthma when there is cold outside and cold inside, or when there is cold both on the surface and on the inside. This formula can be used according to different clinical symptoms, if there is yellow moss, irritability and other heat symptoms on the basis of wind-cold on the surface, water-drinking, wheezing and phlegm, then it can be used in Xiaoqinglong plus Gypsum Soup. If there is no sweat on the surface, the dosage of ephedra and gui zhi can be larger; if there is sweat on the surface, the dosage of ephedra and xin xin can be smaller, while the dosage of gui zhi, peony and schizandra can be larger; if there is too much sputum, add poria, and if there is heavy wheezing, add suzi.

Most of the drugs used in Xiaoqinglong Tang are pungent and hot, so it is more suitable for cold cases, and is more effective in treating cold coughs with white sputum. It is not suitable for coughs with heat on the surface and inside or dry coughs with internal heat in Yin deficiency, nor is it suitable for coughs without drinking.