The invention discloses traditional Chinese medicine for treating myocarditis. The traditional Chinese medicine is prepared from the following herbs in parts by weight: 17-35 parts of prepared radix licorice, 10-18 parts of mylabris radix asparag, 9-24 parts of glechoma longituba, 10-26 parts of astragalus membranaceus, 5-17 parts of herba laggerae, 10-25 parts of forsythia, 9-27 parts of fritillaria pallidiflora, 3-8 parts of fructus arctii, 3-9 parts of micaschist, 11-18 parts of malva seed, 6-20 parts of Chinese wax gourd peel, 11-19 parts of coral lodiscus flabellata, 2-12 parts of tabasheer, 5-17 parts of alisma, 6-20 parts of flos magnoliae and 12-25 parts of ginseng leaf. The traditional Chinese medicine is appropriate in compatibility of the selected herbs, has the functions of tonifying qi, nourishing yin, eliminating phlegm, dispersing blood stasis, clearing heart-fire to calm palpitation, warming heart-yang, relieving mind, clearing heart-fire to relieve internal heat, and nourishing heart to restore pulse, has the unique curative effect on treating myocarditis, is obvious in curative effects, convenient to take, relatively short in treatment course, relatively quick in effect, safe, and free of toxic or side effect, and can achieve the purpose of treating both symptoms and root causes.