Children with yin deficiency and lung heat cough should take drugs that can nourish yin, reduce fire and moisten the lung to stop coughing, such as Yangyin Qingfei Pill or Xiaoer Feire Kechuan Oral Liquid. When taking Yangyin Qingfei Pill and Xiaoer Feire Kechuan Oral Liquid, the correct dosage should be used under the guidance of the doctor. When children cough with yin deficiency and lung heat, the body gets angry, irritable, and the lung feels hot due to yin deficiency, If there is phlegm, it is usually thick. In addition, Fritillaria Fritillaria is a good medicine for hot phlegm, which can be taken correctly under the guidance of a doctor.