The invention relates to a medicinal and dietary composition for alleviating fever, nourishing blood, activating blood flow, treating skin erythema, local swelling and fever, as well as the preparing process, wherein the composition is prepared mainly from corktree bark, coix seed, poria cocos, dandelion, wild chrysanthemum flower, bark of peony root, radix paeoniae rubrathe, achyranthes and cyathula root, atractylodes rhizome, honeysuckle flower, clematis stem, frankincense, goldthread root and rehmannia root, the medicament can also be used as a conventional health dietary preparation having no side effects easy administering.