The invention belongs to the field of traditional Chinese medicine preparations, and provides a traditional Chinese medicine sachet used for preventing children recurrent respiratory tract infections. The sachet is composed of a medicine core composition and a sachet bag. The medicine core composition comprises Mongolian milkvetch root, pilose asiabell root, stir-fried swordlike atractylodes rhizome, divaricate saposhnikovia, biod magnolia flower bud, Taiwan angelica root, black cicada slough, mulberry leaf, Chinese thorowax root, wild dendranthema flower, heartleaf houttuynia herb, bunge pricklyath pericarp, Szechwan lovage rhizome, cassiabarktree twig, stir-fried germinated barley, villous amonmum fruit, beef-steak plant leaf, balloonflower root, Baikal skullcap root, honeysuckle flower, weeping forsythia fruit, and borneol. The traditional Chinese medicine materials are subjected to processing, a sterilization treatment, and crushing processing, such that powder is prepared; the powder is prepared into the medicine core, and is packaged into a sealed and air-permeating sachet bag. The sachet is used in preventing and treating of children recurrent colds, tonsillitis, bronchitis, and pneumonia.