The management of internal heat in 1 year old babies should adopt different treatment principles according to the deficiency and reality of internal heat. Solid heat is based on clearing heat and diarrhea (removing heat and fire from the body), while deficiency heat is based on nourishing yin and lowering fire (nourishing yin essence and lowering fire). The treatment principles are different for different types of symptoms. 1. Actual heat syndrome: due to inflammation of liver fire, take Longdian Diarrhea Liver Tang plus or minus; due to heart fire, take Guanchisan plus or minus or Niuhuang Qingxin Wan plus or minus; due to lung heat, take Diabaisan plus or minus or Niuhuang Qinglong Pill plus or minus; due to solid heat in the stomach, take Qingstu San plus or minus. 2. Deficiency of heat: due to lung yin deficiency, take Sha Shen Maidong Tang plus or minus or Nourishing Yin Qing Lung Pills as prescribed; due to liver yin deficiency, take Liver Tonic Tang plus or minus or Qiju Di Huang Pills as prescribed; due to heart yin deficiency, take Heavenly King’s Heart Replenishing Pill plus or minus as prescribed; due to kidney yin deficiency, take Zuo Gui Pill plus or minus as prescribed; due to gastric yin deficiency, take Yi Stomach Tang plus or minus as prescribed. Suggested medication needs to be strictly in accordance with the doctor’s instructions, 1 year old baby treatment period to maintain a light diet, drink more warm water.