It is true that the efficacy of Chai Hu varies greatly depending on the dosage. It is usually used in small doses to elevate yang and lift the sunken organs, in slightly larger doses to relieve the liver and relieve depression, and in larger dosages to relieve symptoms and reduce fever.
Chai Hu is effective in relieving exterior fever, dispersing the liver and relieving depression, and elevating yang qi. It can be used to treat exterior fever, cold and heat (the body is hot and cold at the same time), distension and pain in the chest and ribs, menstrual disorders, uterine prolapse, and prolapse of the anus.
How to utilize the efficacy of Chai Hu usually involves adjusting the dosage of Chai Hu. A small dose of Chai Hu has the effect of elevating the Yang and lifting the trap, and can be used for uterine prolapse, prolapse of the anus, etc. A slightly larger dose of Chai Hu has the effect of dispersing the Liver and relieving depression, and can be used for distension of the chest and ribs, etc. A large dose of Chai Hu has the effect of dispersing and reducing heat, and can be used for colds and fevers, and for the exchanges between colds and fevers.
However, it should be noted that because of its strong ascending and dispersing properties, it is contraindicated or used with caution in cases of yin deficiency (deficiency of yin essence in the body, resulting in hyperactivity of deficiency fire), internal movement of liver wind, yin deficiency and hyperactivity of yang (deficiency of yin fluid, hyperactivity of yang qi), and qi upward reversal.
The specific use of Chai Hu needs to be determined by a traditional Chinese medicine practitioner after diagnosis, do not use the medicine on your own.