Bamboo rhizome is sweet and cold in taste and belongs to the lung and stomach meridians. Its efficacy and effects are as follows: 1, bamboo rhizome is cold in nature, so it has the efficacy of clearing heat and phlegm, removing irritation and stopping vomiting, which can treat cough caused by lung heat and vomiting caused by stomach heat; 2, bamboo rhizome has the efficacy of clearing heat and removing irritation, so it can be used to regulate and treat depression, false irritation and sleeplessness, multiple doubts and sighs, and all of them have a good effect of relieving depression; 3, bamboo rhizome has the effect of clearing heat, so it can also be used to clear heat and detoxify the fetus or treat vomiting during pregnancy caused by body heat. The bamboo rhizome can also be used to clear heat and detoxify the fetus or to treat vomiting during pregnancy, both of which can be very effective.