The invention relates to an 
internal medicine for treating 
acute otitis media and a preparation method of the 
internal medicine. The 
medicine comprises the following components in parts by weight: 1-3 parts of fructus forsythiae, 1-3 parts of 
baical skullcap root, 1-3 parts of indigowoad root, 1-3 parts of sitr-fried stiff silkworms, 1-3 parts of 
honeysuckle flower, 1-3 parts of peach seeds, 1-3 parts of figwort root, 1-3 parts of 
rhizoma coptidis, 1-3 parts of fructus arctii, 1-3 parts of 
tangerine peel, 1-3 parts of stir-fried siberian cocklour fruits and 1-3 parts of 
cicada slough. The preparation method of the 
medicine comprises the following steps: selecting high-quality and clean first-class fructus forsythiae, 
baical skullcap root, indigowoad root, sitr-fried stiff silkworms, 
honeysuckle flower, peach seeds, figwort root, 
rhizoma coptidis, fructus arctii, 
tangerine peel, stir-fried siberian cocklour fruits and 
cicada slough according to parts by weight, respectively removing residual impurities and dust, then putting into a cloth bag, and tying the cloth bag; and putting the cloth bag containing the medicines into cold boiled water for soaking for half an hour till the medicinal tissues are infiltrated, further putting the soaked medicines and a clarified solution soaking the medicines into a decoction 
machine together, adding the cold boiled water till the 
water level is 50mm higher than the medicines, firstly boiling with strong fire, then decocting with 
slow fire for 38min, filtering to obtain 1485ml of a 
traditional Chinese medicine solution after decocting, bagging and sealing.