The invention discloses traditional Chinese medicine composition for inducing diuresis for treating stranguria. The composition comprises raw materials in parts by weight as follows: 10-15 parts of semen plantaginis, 5-10 parts of ricepaper pith, 15-20 parts of fringed pink, 10-15 parts of pyrrosia lingua, 8-12 parts of yam rhizome, 5-10 parts of medulla junci, 7-11 parts of poria cocos, 10-15 parts of Chinese wax gourd peels, 5-10 parts of lophatherum gracile, 15-20 parts of lalang grass rhizome, 12-16 parts of broad been skin, 10-15 parts of corn stigma, 15-20 parts of spora lygodii, 5-10 parts of Japanese banana leaves, 10-15 parts of rhizoma alismatis, 5-10 parts of day-lily buds, 10-15 parts of pogonatherum crinitum, 12-16 parts of akebiaquinata, 14-18 parts of polygonum aviculare, 10-15 parts of elm tree leaves, 5-10 parts of radix cynanchi atrati, 10-15 parts of black soybean leaves and 10-15 parts of cape jasmine fruits. The traditional Chinese medicine composition has effects of clearing heat, promoting diuresis, inducing diuresis for treating stranguria, cooling blood, relieving pain, activating stasis and removing stone, has a remarkable curative effect on treating the stranguria, and is exact in efficacy, quick in effect, short in treatment course, high in cure rate, free of relapse after cure, free of toxic and side effects and worth of clinical population and application.