1. Saponins and phenols contained in Rhizoma Paridis, Fructus Gleditsiae Abnormalis and Rhizoma Polygoni Cuspidati can cause nausea, vomiting, headache, loss of appetite, loose stool and abdominal distension if taken for a long time.

2. The toxic and side effects caused by camphor contained in Radix Curcumae and Curcuma longa are mainly central excitement, irritability, headache and dizziness. Peach kernel can be decomposed into hydrocyanic acid under the action of gastric acid, which is highly toxic and can cause serious damage to the nervous system. Toosendanin and the toxins contained in toosendanin can cause respiratory depression and visceral bleeding. Alkaloids contained in Sophora Tonkinensis and Lobelia Chinensis can also cause respiratory depression.

3. Some of them contain precious Chinese herbal medicines, such as Cordyceps sinensis, pangolin, saffron and mother of pearl. If Chinese medicine treats hepatitis B for a long time, a pair of soup 100 pairs a day will naturally be expensive. The use of Chinese herbal medicine treatment also depends on the specific situation of patients, blindly using Chinese herbal medicine to treat hepatitis B will not be very effective.