It is composed of equal amounts of mercury, mirabilite and alum. The red one is called Hongsheng, and the yellow one is called Huangsheng. It is produced everywhere, especially in Hebei, Hubei, Hunan and Jiangsu. Fine grinding is the last medicine, and it will get better after a long time. Also known as vermicelli, Sanxiandan, Hongshengdan and Huangshengdan.
This medicine is hot and spicy. There is a big poison. Enter the lung meridian and spleen meridian.
Efficacy: detoxification and putrefaction.
App application
After gangrene festers, pus is not smooth, or carrion does not go away, so it is difficult to produce new meat. This product has good effects of detoxification, putrefaction and pus discharge, and it is one of the commonly used surgical drugs for external use. It is often used with calcined gypsum to eliminate dampness and heal sores, and the dosage ratio of the two drugs can be adjusted according to different situations. For example, the dosage ratio of Shengyao to Gypsum Fibrosum Preparatum is 1:9, which is called Jiuyidan. Because of eliminating dampness, it has light toxic effect but strong muscle strength, 2: 8 is called Baerdan, 3: 7 is called Qisandan, and 1 is called Wuwudan.
In addition, Shengyao can also be used to treat wet sores, yellow sores, stubborn tinea, syphilis and so on.
Usage and dosage: appropriate amount for external use. This product is for external use only, not for internal use. Moreover, pure products are not used, and calcined gypsum is used for external use. When in use, it is ground into very fine powder, dry mixed or mixed evenly, or twisted with powder for use.
Note that this product is highly toxic and should not be used excessively or continuously for external use. Rotten meat has come out or pus has been exhausted, so it is not suitable for use.
Ancient book abstracts
1. The Complete Book of Choosing Doctors: "Nourishing pus and promoting granulation, treating sores and promoting granulation, dark purple and black flesh, or endless pus."
2. "Experience Collection of Selected Diseases": "Cure all sores and carbuncles, remove poison and rot, and grow new meat."
Modern research
1. chemical composition: crude mercury oxide (HgO) and a small amount of mercury sulfate.
2. Pharmacological effect: Shengyao has a strong bactericidal effect on Staphylococcus aureus, hemolytic streptococcus, Pseudomonas aeruginosa and Escherichia coli. In vitro, its efficacy is 100 times that of carbolic acid; However, due to different compatibility and refining methods, the composition, bactericidal power and curative effect of drugs are also different. Experiments show that Shengdan preparation can promote and improve wound microcirculation, reduce microthrombosis, increase wound nutrition and blood supply, and is beneficial to wound healing.
3. Adverse reactions: mountaineering drugs are toxic, generally only for external use, not for internal use. The lethal dose of mercury oxide is 0.1~ 0.7g. 。