The instruction does not suggest that Renkangning has the effect of lowering creatinine, Renkangning is mainly used for patients with chronic nephritis. Renkangning is a Chinese medicinal preparation, the main ingredients of which are Astragalus, Temperate Epiphyllum, Motherwort, Liao Yang, Dangshen, Poria, etc. It has the effect of warming the spleen, warming the kidney, penetrating dampness and activating blood. Kidney Kangning has the effect of warming the spleen, warming the kidney, seeping dampness and activating blood. It is used for edema caused by spleen and kidney yang deficiency (deficiency of yang qi in spleen and kidney), blood stasis and dampness obstruction, with symptoms of edema, fatigue, coldness and pain in waist and knees; chronic nephritis with the above symptoms. At present, we have not seen the effect of renal canning on lowering creatinine, if you want to lower creatinine, you can follow the doctor’s instructions to use detoxification drugs such as urethritis clear particles, Haikun Renxi capsule and so on. High creatinine should pay more attention to rest, do not stay up late, so as not to aggravate the burden on the kidneys. Reasonable with the diet, eat more light and nutritious food, such as vegetables, fruits, eggs, etc., adhere to physical exercise. When creatinine is elevated, it is recommended to consult a doctor in time, to clarify the condition and actively treat it under the guidance of the physician.