Sea dragon is a traditional Chinese medicine, its price is affected by the region, species and year and other factors, there is a big difference, the general price per catty Diao Hailong in about 8,000 yuan, pointed sea dragon in about 450 yuan, while the proposed sea dragon in about 500 yuan. The drug source of the sea dragon is the dried body of the sea dragon family Diao Hailong, the sea dragon or the pointed sea dragon, with the effect of warming the kidneys and strengthening the yang (warming and tonifying the yang in the kidneys), dispersing knots and eliminating swellings, it can be used in the treatment of renal yang insufficiency (lack of yang in the kidneys), impotence, spermatorrhea, and zheng zheng ji (the appearance of tangible or invisible lumps on the abdomen, with a feeling of distension), scrofula, phlegm and nucleus (lumps in the neck and subcutaneous lumps such as the nucleus), and bruises and injuries, and so on. Pregnant women and those with yin deficiency and fire exuberance (deficiency of yin essence in the body and hyperactivity of deficiency fire), and those with external infections should be prohibited from taking it. The price of sea dragon varies greatly, if you need to buy, should also be through the regular channels, so as not to buy counterfeit, poor quality herbs, specific use should also be under the guidance of the physician’s diagnosis, not blindly use their own Chinese medicine.