2. Radix Aconiti Kusnezoffii Preparata has certain analgesic effect, which can be used for anesthesia and analgesia. In addition, Radix Aconiti Kusnezoffii has certain cardiotonic effect. The toxicity of raw kusnezoff monkshood root is relatively large, and the side effects of prepared kusnezoff monkshood root are relatively small, but it is also a drug with certain toxicity, so be careful not to use a large dose when taking decoction orally, so as not to cause aconitine poisoning. Generally, the commonly used dose is below 6g.