The invention provides a Chinese medicinal preparation for treating 
canker sores and 
acute tonsillitis and a preparation method thereof and belongs to the technical field of Chinese 
medicine. The Chinese medicinal preparation comprises one or a mixture of more of 80 to 100 parts of 
bezoar, 400 to 500 parts of 
alum, 70 to 100 parts of 
borneol, 30 to 50 parts of pearl, 30 to 50 parts of 
cinnabar, 10 to 30 parts of genuine gold and 30 to 50 parts of amber. The preparation method comprises the following steps of: 1) cleaning the 400 to 500 parts of 
alum with 
clean water, putting the cleaned 
alum into an iron pot, adding 400 to 500 parts of water, calcining over moderate fire until the alum is dried, taking the alum out and airing the alum, 
grinding the alum into extra 
fine powder for later use; 2) cleaning the 30 to 50 parts of pearl with 
clean water, packing the cleaned pearl with cloth, putting the pearl in 60 to 100 parts of bean curd, putting the pearl and the bean curd into the iron pot, adding 90 to 150 parts of 
clean water, decocting over 
slow fire for 1.5 to 2.5 hours, taking the pearl out, cleaning and airing the pearl, and 
grinding the pearl into 
fine powder for later use; and 3) cleaning raw materials of the other components, well mixing the raw materials, 
grinding the mixture into extra 
fine powder to obtain the Chinese medicinal preparation. The Chinese medicinal preparation for treating the 
canker sores and the 
acute tonsillitis and the preparation method thereof have the characteristics of high 
curative effect, quick response, convenient smearing, readily available raw materials, simple process, no toxic or side effects, 
medical expenses saving and the like.