Abstract: Objective To analyze professor WANG Xuefeng' s medication rules in the treatment of children with allergic cough based on data mining technology． Methods The data of 224 cases of allergic cough in children were mined, who were treated in Pediatric Outpatient Department of Affiliated Hospital of Liaoning University of Traditional Chinese Medicine from November 2016 to May 2018, and the results of drug frequency rules were summarized by frequency analysis. Results Data analysis showed that there were 42 traditional Chinese medicines with a frequency of more than 50. The core prescriptions were Cortex mori radices, bitter almond, reed root, Platycodon grandiflorum, scutellaria, Qianhu, Ophiopogon japonicas, Roasted loquat leaves, uncaria, Schisandra chinensis and lily, and the drug properties were mainly cold, warm and flat, with the cumulative frequency reaching 92.23%. The main meridian involved is that of lung, stomach and spleen, accounting for a total of 58.99%. The main types of traditional Chinese medicines are expectorant, antitussive and antiasthmastic drugs, heatclearing drugs and drugs for relieving exterior syndrome, accounting for 59.77% of the total drugs used. Conclusion Professor Wang Xuefeng's treatment for allergic cough is mainly clearing and lowering, as well as moistening, using antiallergic drugs and processed Chinese medicines properly. The nature of the drugs is mild, and the treatment can achieve the effect of treating both manifestations and root cause of the disease, providing care for the lung and spleen at the same time.

Key words: Allergic cough, Traditional Chinese treatment, Medication rule, Children