The invention provides a traditional Chinese medicine composition for treating primary nephrotic syndrome. The traditional Chinese medicine composition comprises the following active pharmaceutical ingredients: membranous milkvetch root, liquorice root, epimedium herb, medicinal Indianmulberry root, flastem milkvetch seed, sappan wood, cowherb seed, zedoary tumeric, common anemarrhena rhizome, amur corktree bark, barbed skullcap herb, radix salviae miltiorrhizae, rice bean, common yam rhizome, manyprickle acanto-panax root, gordon euryale seed, rhizome, sharpleaf galangal fruit, fourstamen stephania root, walnut kernel, glabrous greenbrier rhizome, sinkiang arnebia root, sevenlobed yam rhizome, cochinchnese asparagus root, belvedere fruit, medcinal evodia fruit, lychee seed, dendrobium, glossy privet fruit and Chinese angelica. The traditional Chinese medicine composition provided by the invention is used for treating the primary nephrotic syndrome, can antagonize the side effects of hormones and other Western medicines, improve the blood flow of kidney, reduce urine proteins, retard kidney damages, improve the hypercoagulable state of a patient, consolidate efficacy, reduce the rebound phenomenon of the disease and realize few side effects, low recurrence rate and high complete relief rate, and has a certain efficacy for treating the primary nephrotic syndrome.