Mang Xiao

Formulas that promote bowel movement containing harsh herbs such as Da Huang (Rhei rhizoma), Fan Xie Ye [Sennae folium) and Mang Xiao (Natrii sulfas) move downward, and should be used with caution. 

Mang Xiao is another commonly used purgative substance. It is salty and cold, can moisten the intestines, soften the feces and therefore promote bowel movement. It is particularly suitable for constipation when the feces are very dry. 

The main constituent of Mang Xiao is sodium sulfate. As the intestines cannot absorb sulfate, it stays in the intestines and increases osmotic pressure to accumulate water in the intestines, stimulate them and soften the feces. 

Several products of Mang Xiao can be selected. The commonly used version is called Mang Xiao. Another version, called Pu Xiao, contains salt, calcium sulfate and magnesium sulfate as well as sodium sulfate. Its ability to promote bowel movement is stronger. 

Da Huang and Mang Xiao are often used together to treat constipation and excess heat in the intestines. Because Da Huang can purge the bowels and Mang Xiao can soften the feces, their therapeutic actions are accentuated. 

Da Huang (Rhei rhizoma) 12 g Mang Xiao (Natrii sulfas) 9 g Zhi Shi (Aurantii fructus immaturus) 12 g Hou Po (Magnoliae cortex) 15 g... 

The chief herb is Da Huang. It is bitter and cold, can vigorously stimulate the intestines, purge the heat accumulation and move the stool. With the salty and cold Mang Xiao as deputy, which can increase the fluid of the intestines and soften the stool, the function of purging the stool is increased. 

In the second group, Da Huang and Mang Xiao are used to purge the intestines and soften... 

Zhi Gan Cao and honey serve as assistants and envoys they can reduce the harsh action of Da Huang and Mang Xiao, and protect the Stomach. When these herbs are used together, the heat is... 

Da Huang (Rhei rhizoma) and Mang Xiao (blatrii sulfas ... 

If the heat accumulates in the Large Intestine and consumes the fluid, constipation may occur. Da Huang and Mang Xiao can be used in the acute condition. 

Da Huang is bitter and cold, and can intensively stimulate the intestines to promote bowel movement. From this purgative effect, it eliminates the heat in the intestines. Mang Xiao is salty and cold, can increase the fluid in the intestines and soften the stool. These two substances can enhance each others effects. They can effectively clear the heat in the intestines and treat constipation. However, as they are both purgatives they may injure the fluid in the intestines and therefore should not be used for a long period of time. 

Da Huang and Mang Xiao can be selected if constipation occurs due to dryness and heat in the Large Intestine. Da Huang can stimulate the Large Intestine and purge the feces Mang Xiao can increase the fluid in the intestines and soften the feces. As both are cold in nature, they can also reduce heat in the intestines. 

Da Huang and Mang Xiao are purgative herbs. The bitter and cold Da Huang can purge the intestines and the salty and cold Mang Xiao can soften the hard feces and moisten the intestines. They can be used together with herbs that nourish the Yin and moisten the intestines to treat severe constipation. 

Mang Xiao (Natrii sulfas) Increases the fluid in the intestines, softens feces, drains heat. 

Cortex Magnoliae Officinalis Hou Po), 15g, remove skin, mix-fried Fructus Immaturus Citri Seu Ponciri (Zhi Shi), 12g Mirabilitum Mang Xiao), 9g... 

If heat accumulation is severe with a yellow tongue coating and rapid pulse, increase the amount of Rhubarb and add Mirabilitum Mang Xiao). 

If there is constipation, add Mirabilitum (Mang Xiao). This results in Chai Hu Jia Mang Xiao Tang (Bupleurum Mirabilitum Decoction). 

For women with constipation due to heat in the stomach and intestines, add Radix Et Rhizoma Rhei (Da Huang) and Mirabilitum (Mang Xiao). 

For amenorrhea due to blood stasis and replete heat in the interior with dry, hard stools and constipation, add Radix Et Rhizoma Rhei (Da Huang), Mirabilitum (Mang Xiao), and Radix Glycyrrhizae (Gan Cao). This results in Yu Zhu San (Jade Candle Powder). 

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