Shā rotto Katakuri is a rare Chinese herbal medicine in life, which has the functions of clearing away heat and toxic materials, reducing swelling and resolving hard mass, regulating immunity, promoting metabolism and so on. However, Shā rotto Katakuri is not suitable for excessive or long-term use. If taken orally for a long time, it will bring side effects, such as nausea, loss of appetite, abdominal distension and constipation, and it will also cause leukopenia and thrombocytopenia. The dosage of Shā rotto Katakuri is 3-6g each time, and the maximum dosage is10g. If it exceeds this amount, it will cause liver poisoning.