Baijiangdan

(compilation of medicinal materials)

Another name is Jiangdan.

[source] is the mixed crystal of mercuric chloride and mercurous chloride.

[method] 1

Take saltpeter, soap alum, each twelve five money, grind fine, add one or two, grind together until the star is not seen, and then with, fine powder each two money, fine powder five money grind evenly. Put it in a earthen pot, melt it with a slow fire, stir it continuously, and stop stirring after the bottom of the pot is uniformly condensed, and then dry it with a low fire. Soak in the baking powder and cover with baking paper. Take another basin with the same diameter as the magnetic bowl mouth, fill it with cold water, and place the bowl on the basin. Cover a tin ring around the can. Add charcoal fire between the can and the tin ring (the amount of charcoal is enough at one time). First, burn it with armed fire for 1 hour, and then burn it with gentle fire for 2 hours. Stop the fire and cool it. Open the can and scrape the white crystal, which is called baijiangdan. Store away from light.

② Ascending method

Put a big bowl with smooth bottom on the pot (the mouth of the bowl is upward) and seal the joint of the pot and bowl. Fill the bowl with cold water. Then place the pot on the fire and heat it. Change the cold water in the bowl frequently. Cook for about 2 hours. Remove the fire and wait for the cold. Open the pot and take the pill.

Yizongjinjian: "baijiangdan: cinnabar, realgar each two money, mercury one or two, borax five money, sodium nitrate, salt, soap alum each one two five money. First, grind Zhu, Xiong, and boron, add salt, alum, nitrate, soap, and mercury, and grind them evenly. Take the Mercury out of sight as a measure. Use a Yangcheng jar and put it on a slight charcoal fire. Slowly, put the medicine into the jar and melt it. The slight fire forces it to dry. If the fire is too big and dry, the Mercury will go away. If it doesn't dry, the medicine will fall down. The difficulty lies in this. Close the jar with a Yangcheng jar, cut half an inch wide with cotton paper, and mix the mud and grass in the jar The shoe dust and light powder were ground into three samples, and then they were soaked with salt drops and brine. A layer of mud and a layer of paper paste were used to make the mouth four or five times, and two or three times on the medicine pot. A small pool was dug underground, and the water in the rice bowl was used to put the bottom of the pool. The pot without medicine was placed in the bowl, and the tile was next to the mouth of the pool, and the four sides were parallel to the ground, There are about one or two external medicines. When refining, if there is green smoke on the pot, dip the pen in the pot salt mud to fix it. "

[herbal medicine] it is a block formed by needle like crystal aggregation; it is white or yellowish, with smooth and bright one side contacting with the bowl, sometimes slightly rose purple, and obvious needle like crystal with slight luster on the other side and the fracture surface. Opaque. Heavy and fragile. 4. No gas, spicy, and persistent metal flavor. The powder is white acicular crystal. White color, strip shape, luster and long storage are preferred. When heated to 227 ℃ in a closed tube, it melts into a colorless liquid and sublimates at about 300 ℃. The aqueous solution shows various special reactions between mercury compounds and chlorides.

It can be made in all places, especially in Jiangxi, Hunan and Hubei.

[chemical composition] it mainly contains mercuric chloride and mercurous chloride. The content ratio varies according to the production method.

[pharmacological action] 0.5% concentration has obvious antibacterial effect on Pseudomonas aeruginosa in vitro.

[function and indications] Yizong Jinjian: "it can treat carbuncle, gangrene, hair and back, and all kinds of poison. When the water is applied to the head of the sores, the blisters will disappear immediately when the sores first appear. When the pus is formed, the sores will collapse. When the sores are rotten, the sores will fall off and the swelling will be reduced. "

[usage and dosage] for external use: sprinkle it on the head of sores at the end of the research, or mix it with other drugs at the end of the research, or use it as medicine.

[should avoid] it is toxic and corrosive. Never take it orally. It is also suitable for external use.

[formula selection] extract pus and extract toxin, withdraw tube and generate muscle: nine points for gypsum and one point for baijiangdan. Research together very fine, with cotton paper twist for medicine line, moisten with batter, mix Dan, insert pus tube, or sprinkle sore, paste it. (surgical orthodox Jiuyi pill)

Chinese PinYin : Bai Jiang Dan