The old stork has the effect of dispelling wind-dampness, opening the meridians and stopping diarrhea and dysentery, and can be used to treat diarrhea, dysentery, paralysis and other ailments. The old stork grass for geranium seedling plant geranium seedling, old stork grass or wild old stork grass dry ground part. It tastes pungent, bitter and flat in nature; it belongs to the liver, kidney and spleen meridians. The drug has the efficacy of dispelling wind-dampness, clearing the channels and stopping diarrhea and dysentery, and can treat diarrhea, dysentery, rheumatic paralysis, numbness and contracture, and soreness of muscles and bones. For the treatment of rheumatic paralysis, it can be combined with Fangfeng and Weilingxian; for the treatment of dysentery, it can be combined with Scutellaria baicalensis. Adverse effects and contraindications are not clear, if there are symptoms, it is recommended to consult a doctor in time and standardize the treatment, do not self-medicate.