As theoretically and methodologically indicated in TCVM,more than ten Chinese Herbal Medicines chiefly including Chinese Atractylodes,Motherwort,Pulsatilla Sinensis and Amur Corktree were made up a compound prescription-Muzikang and pharmacological study on it were carried our.The result showed that Muzikang could effectively prevent and cure Mastitis and Scours of swine;notably inhibit Ecoli and S.aureus in vitro;resist inflammation,death and disease;increase the immunity of body remarkably and no toxic-side effects existed in it.The ability of penetrating through Blood-Mammary gland Barrier made the therapeutic method simply and piglets were cured after taking mothers milk.As proved aboveall,Muzikang was an effective medicine which prevent Mastitis of Maternal Swine and Yellow-White Scours of Piglets.