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First paragraph: content overview

Wumei Pill is a classic prescription of traditional Chinese medicine, derived from "Treatise on Febrile and Miscellaneous Diseases" and is mainly used for ascariasis syndrome and chronic dysentery. Its core ingredient, black plum, is combined with coptis, dried ginger and other medicinal materials to form a unique combination of cold and heat. Modern research shows that this prescription has the effects of regulating intestinal flora and relieving smooth muscle spasm. This article will focus on its historical origin, prescription principle, clinical application and modern research, focusing on the wisdom of combining its four flavors of "sour, bitter, pungent and sweet".

Second paragraph: historical origins

Zhang Zhongjing of the Eastern Han Dynasty first recorded Wumei Wan in "Treatise on Febrile Diseases: Jueyin Disease Chapter", which was originally used to treat "ascariasis, the person should vomit ascariasis". Ke Qin, a famous doctor in the Qing Dynasty, commented: "It uses the combination of cold and heat, and treats both attack and tonic. It is the main prescription for Jueyin syndrome." Modern research found that the black plum used in the Han Dynasty required special processing such as vinegar soaking and steaming. It is worth noting that this recipe uses the key process of soaking ebony plums with bitter wine (vinegar) to enhance the dissolution of acidic components. This ancient pharmaceutical wisdom is still used today.

Paragraph 3: Essentials of compatibility

In the prescription, ebony acid astringes and promotes body fluids. It is combined with Coptis chinensis and Cortex Phellodendron, which are bitter and cold to clear away heat. Dried ginger and aconite are pungent and heat-warming, forming a three-dimensional compatibility of "bitter and sour to relieve heat, pungent and sweet to transform yang". As the "Collection of Medical Prescriptions" says: "Ascaris will be calm if it is sour, subdued if it is pungent, and will be depressed if it is bitter." Modern pharmacology has confirmed that the citric acid in ebony can change the pH value of the intestines and cause the roundworms to exit the bile duct; while the volatile oil contained in Zanthoxylum bungeanum has an obvious anthelmintic effect. This traditional theory is mutually confirmed with modern science.

Paragraph 4: Modern Applications

A study by the China Academy of Chinese Medical Sciences found that the effective rate of modified Wumei Pills in treating chronic colitis can reach 82.3% (data from "Journal of Traditional Chinese Medicine" 2019). In the treatment of biliary ascariasis, combined with acupuncture, the pain relief time can be shortened to 15-30 minutes. It should be noted that pregnant women and patients with gastric ulcers should use it with caution and avoid eating cold, greasy food while taking the medicine. Lu Zhizheng, a master of traditional Chinese medicine, specifically pointed out: "To use this prescription, you need to grasp the complex pathogenesis of cold and heat, and it is not a simple anthelmintic."

Paragraph 5: Summary and extension

Wumei Pill has been proven for thousands of years, and its formulation concept embodies the core theory of "reconciling yin and yang" of traditional Chinese medicine. In modern times, it is not only used for parasitic diseases, but also shows new value in diseases such as functional dyspepsia and diabetic gastroparesis. As mentioned in the textbook "Prescription Science": "This prescription pioneered the method of treating ascariasis, and its compatibility model of using both cold and heat has a profound impact on future generations." It is recommended that users adjust the compatibility ratio according to specific syndromes under the guidance of a physician.

Quote sources:
1. "Treatise on Febrile Diseases" by Zhang Zhongjing of the Eastern Han Dynasty
2. "Collection of Medical Prescriptions" by Wang Ang, Qing Dynasty
3. "Lu Zhizheng Medical Case Collection" Modern·Lu Zhizheng
4. China Academy of Chinese Medical Sciences 2019 Clinical Research Report