Toad coat is the epidermal coating of toad venom slurry. Sun Simiao said: "Toad sloughing (clothes) removes malignant swelling, which is a miracle." Li Shizhen's "Compendium of Materia Medica" states: "Toad clothes store the essence of the internal organs and absorb the yin and yang of heaven and earth. If you get one, all serious diseases will be cured." Traditional Chinese medicine believes that toad clothes have the effects of detoxifying, reducing swelling, relieving pain, and removing turbidity. It is widely used in the treatment of sores, carbuncles, swollen and sore throats, etc. Modern research believes that toad chloride mainly contains bufadienol compounds, including toad compounds and toad toxins, which have cardiotonic, blood pressure, and anti-inflammatory effects. Toad compounds also have strong anesthetic effects. Recently, scientific researchers have discovered that toad clothes also have many miraculous functions such as anti-tumor and anti-virus, and can be used to treat a variety of malignant tumors, hepatitis, herpes zoster, liver ascites, kidney disease, breast hyperplasia, uterine fibroids and other difficult diseases