Objective: In order to provide inspiration and methods for clinical keratitis prescription

using cluster analysis of past dynasties' keratitis recipes based on data mining technology. Method: Three hundred and thirty four pieces of prescriptions treating of keratitis

Collected from the jin dynasty to the beginning of this century are entered into database for cluster analysis of their medication and prescription drug laws. Result: The drug characteristics of eliminating evil by clearing heat

dispelling wind

removing dampness

dissolve shade

detoxification

cooling blood

soothing the liver

calming wind

and strengthening body by improving eyesight

nourishing kidney

adding yin

nourishing the liver are concluded form 26 groups of keratitis drug clusters explored. Conclusion: By the use of cluster analysis

traditional Chinese drugs can be well classified according to the trend of drug action to guide clinical medication. The findings objectively reflect the keratitis drug laws and provide a guideline for keratitis standardized treatment research.