Bai Tou Weng is not useful for urinary tract infections. Whitehead Weng’s medicinal properties taste bitter, cold, it has detoxification and clearing heat, cool blood and stop diarrhea, dry dampness and kill insect efficacy; for the heat poison blood dysentery (feel the heat caused by dysentery, stool blood), the pus accumulation has a role in the treatment of epistaxis (nosebleed), in addition to treating malaria and cold, hemorrhoids swelling and pain, under the belt, vaginal itching, and so on. From the function of Bai Tou Weng, it is not useful for urinary tract infection, if there is a need for treatment of urinary tract infection, should be under the guidance of a doctor, according to the cause of its targeted treatment. The adverse effects of Bai Tou Weng are not yet clear, and the contraindications are also not yet clear. Note that it should not be used by people with deficiency cold diarrhea and dysentery. Before using Bai Tou Weng, you need to be guided by a professional Chinese doctor to identify the evidence, do not buy and use on your own, so as not to delay the condition.