The invention relates to an externally applied ointment for treating 
diabetic ulcers and a preparation method of the externally applied ointment. The ointment is prepared from the following active pharmaceutical ingredients according to weight ratio: 25g-35g of dark plum fruits, 25g-35g of calcined 
oyster shells, 15g-25g of safflower, 15g-25g of lightyellow 
sophora root, 15g-25g of 
pinellia tuber, 15g-25g of belvedere fruits, 15g-25g of densefruit pittany root-
bark, 25g-35g of sinkiang 
arnebia root, 20g-30g of 
catechu, 5g-15g of natural 
indigo, 15g-25g of red dates, 10g-20g of pilose asiabell root, 10g-20g of fragrant solomonseal 
rhizome, 10g-20g of 
officinal magnolia bark, 25g-35g of common yam 
rhizome, 15g-25g of pearl 
powder, 10g-20g of 
erigeron breviscapus, 25g-35g of harlequin glorybower leaves, 25g-35g of pomegranate rind, 10g-20g of argy wormwood leaves, 10g-20g of Chinese honeylocust fruits, 10g-20g of Indian buead, 10g-20g of grosvenor 
momordica fruits, 15g-25g of common selfheal fruit-spike, 15g-25g of hematoxylon, 30g-50g of 
milkvetch root, 60-150g of 
beeswax, 100-200mg of 
vitamin C and 20-40mg of 
anisodamine. The 
traditional Chinese medicine preparation provided by the invention has the advantages of scientific formula compatibility, exact 
efficacy, high safety, controllable quality and low using amount of active pharmaceutical ingredients, and can greatly save production cost and enable industrial production and popularization in consumption 
crowds to be possible. The ointment can effectively treat the 
diabetic ulcers and realize few adverse reactions.