Huang Lian Wen Bile Tang is a Chinese herbal soup composed mainly of Huang Lian, Zhu Ru, Hovenia, Semen, Chen Pi, Licorice, Ginger and Poria, which are decocted to have the effect of regulating Qi and resolving phlegm. In clinical practice, Huang Lian Wen Bile Tang can treat many diseases, the more common being gastritis, especially pain in the stomach, nausea and vomiting, which can be applied. In addition, Huang Lian Wen Bile Tang is effective for conditions related to the digestive tract, including indigestion and abdominal distension. For patients with insomnia, the rational application of Huang Lian Wen Bile Tang is also effective, especially for the treatment of false annoyance and sleeplessness, easy awakening, difficulty in falling asleep after waking, and difficulty in sleeping. Huang Lian Wen Bile Tang can also be adjusted and used to treat vascular diseases such as vertigo under the guidance of a doctor.