The invention discloses a traditional Chinese medicine composition for treating severe insomnia. The traditional Chinese medicine composition is prepared from the following medicinal materials: concha margaritiferallsta, ossa draconis, oyster, spina date seed, agastache rugosus, pinellia ternate, dried tangerine or orange peel, caulis bambusae in taeniam, coptis chinensis, cortex cinnamomi, radix paeoniae alba, radix paeoniae alba, radix rehmanniae, prepared rhizome of rehmannia, angelica sinensis, sulphur bacteria, ligusticum wallichii, peach kernel, flowers carthami, armeniaca mume, almond, rhizoma acori graminei, radix curcumae, amomum cardamomum, mangnolia officinalis, polygala tenuifolia, bamboo leaf, tetrapanax papyriferus, cratoneuron filicinum, talc, magnetite, cypripedium guttatum, fried jujube kernel, lilium brownii, cortex albiziae, broomcorn, tuber fleeceflower stem, lycium barbarum, herba epimedii, semen boitae, dendrobe, bighead atractylodes rhizome, codonopsis pilosula, astragalus membranaceus, poria cocos, radix salviae miltiorrhizae, gardenia florida, fermented soybean, concretio silicea bambusae, rhizoma anemarrhenae, succinum, mulberry fruit, paniculate swallowwort root, scutellaria baicalensis, egg yolk and coptis chinensis. Clinical experiments prove that the traditional Chinese medicine composition disclosed by the invention can be safely and effectively used for treating the severe insomnia.