Snake venom has high medicinal value. Pharmacological studies have proven that snake venom contains pharmacological functional components such as procoagulation, fibrinolysis, anticancer, and analgesia. It can prevent and treat the formation of stroke and cerebral thrombosis, and can also treat vasospasm obliterans, coronary heart disease, polyarteritis, acral artery spasm, retinal artery, venous occlusion and other diseases; snake venom can alleviate the symptoms of advanced cancer patients. It also has certain effects, especially its analgesic effect, which has attracted the attention of the world. Snake venom is made into various antivenoms, which are used to treat bites from various poisonous snakes. They are effective in curing the disease and have been widely promoted.