Objective: To summarize the regularity of Professor JI Li-jin's prescriptions in the treatment of irritable bowel syndrome in clinical practice

in order to give a better clinical guidance and inherit Professor JI's clinical thought. Method: Professor JI's 382 clinical records involving 167 cases between 2015 and 2016 were collected to build Professor JI's medical record database. Through Medcase V3.2

strengthened associated rules operation model and clustering analysis model were used to analyze and summarize Professor JI's medical records and discuss Professor Ji's thoughts in prescribing medicines. Result: The database included 382 clinical records

involving 158 herbs

the mean of single prescription drugs was 13; high-frequency drugs were Bupleuri Radix

Scutellariae Radix

Pinelliae Rhizoma

Codonopsis Radix

Atractylodis Rhizoma

Magnoliae Officinalis Cortex

Citri Reticulatae Pericarpium

Coptidis Rhizoma and other drugs; association rules analysis showed that commonly used drugs were mostly combined with Xiaochaihutang

Pingwei San

Banxia Xiexin Tang as basic prescriptions. The first 8 categories of drugs were those for promoting diuresis

tonfying

regulatvig Qi

diaphoretics clearvig away heat

drug astringent

etc. Conclusion: Professor JI's prescriptions in the treatment of irritable bowel syndrome are mostly composed of mild herbs for compromising Shaoyang cardinal spleen dampness

regulating Qi

and give consideration to such pathological factors as pathogenic heat and dampness

phlegm and stagnation of Qi

and stagnation of foode.