Lala Yang, also known as Humulus japonicus, chronic colitis in traditional Chinese medicine belongs to the category of diarrhea, abdominal pain. Drinking water with Humulus japonicus can help relieve and assist in the treatment of chronic colitis (diarrhea and abdominal pain) caused by dampness-heat. Humulus japonicus is the whole grass of the mulberry plant Humulus japonicus. This Chinese medicine has the effect of clearing away heat and removing toxins, diuretic and diaphoretic (improving the problem of incomplete urination and small amount of urination), and is used for coughing due to lung-heat, deficiency-heat and thirst, heat drenching, oedema, urination, damp-heat diarrhea (diarrhea caused by damp-heat), and itching of the skin. From the efficacy and role of this product, Humulus lupulus boiled in water to drink for the damp-heat caused by chronic colitis (diarrhea, abdominal pain) a certain relief and adjuvant therapeutic effect. However, it does not have the effect of completely curing chronic colitis. If there is a need for treatment, regular treatment should be carried out under the guidance of a traditional Chinese medicine practitioner in conjunction with the condition. Chinese medicine or proprietary Chinese medicines need to be used under the guidance of a Chinese doctor to identify the evidence, and individuals should not use them blindly to avoid adverse consequences.