The invention provides a traditional Chinese medicine oral solution capable of clearing heat and detoxifying. The traditional Chinese medicine oral solution capable of clearing heat and detoxifying is prepared through repeated verification of clinical tests and accords with the traditional Chinese medicine theory. The traditional Chinese medicine oral solution capable of clearing heat and detoxifying is prepared from the following raw materials: isatis root, rhizoma phragmitis, selfheal, cimicifugae foetidae, wild chrysanthemum flower, sophora flower, campsis grandiflora, salviae miltiorrhizae, cortex dictamni, sophora flavescens, Chinese wax gourd seeds, lithospermum, red peony root, coptis chinensis, moutan bark, golden cypress, dandelion, platycodon grandiflorum, honeysuckle, fructus forsythiae, semen plantaginis, scutellaria baicalensis, cortex lycii radicis and dianthus superbus; the traditional Chinese medicine oral solution capable of clearing heat and detoxifying is prepared from more than twenty selected Chinese herbal medicines according to the extensive and profound traditional Chinese medicine theory, passes through repeated verification of the clinical tests, has the effects of clearing heat, purging fire, detoxifying and relieving swelling and has a good treatment effect when being used for relieving symptoms such as sore red swollen throat, redness, swelling and pain of the gum, constipation, fever, thirst, abdominal distension and red tongue which are caused by excessive endogenous fire and toxin and attack of fire and heat,.