Chinese medicines that only belong to the kidney meridian include Baihe Vine Root, Bai Ni Sen, and Giant Clam. 1. White Crane Vine Root: It is the root of White Crane Vine in the family of Cyclophyllaceae, with astringent and sweet taste, flat nature, and attributed to the kidney meridian. It can dispel wind-dampness and relieve tendons and collaterals, mainly treating rheumatism and paralytic pain, bruises and injuries. 2.. White Nystatin: It is the whole body of the snake-ordered white nystatin and chartreuse white nystatin of the sea cucumber family, with sweet flavor, warm nature, and belongs to the kidney meridian. It can tonify the kidney and mainly treats edema. 3. Tridacna: It is the shells of giant clams of the family Tridacnaidae, such as scaly giant clams, long giant clams and other animals of the same genus, with sweet and salty flavor, cold nature, and belonging to the kidney meridian. It can tranquilize the mind and detoxify the toxin. It is mainly used in the treatment of restlessness of the mind, insomnia and sleeplessness; bee and insect stings. It should be noted that the use of drugs should follow the doctor’s instructions, patients should not use without authorization, so as not to lead to adverse consequences.