The invention discloses feed for resisting viral respiratory diseases of animals by utilizing houttuynia cordata. The feed comprises the following raw materials in parts by weight: 240-280 parts of soybeans, 180-220 parts of wheat, 50-60 parts of green gram starch, 40-50 parts of white fish meal, 30-40 parts of pork liver powder, 10-13 parts of crab shell powder, 25-30 parts of houttuynia cordata, 15-25 parts of maize leaf, 20-25 parts of folium mori, 5-10 parts of lavender, 20-25 parts of salsola collina, 15-20 parts of day lily, 3-5 parts of green onion, 0.5-1 part of salt, 15-18 parts of wax gourd, 3-4 parts of mushrooms, 2-3 parts of dried turnip, 2-3 parts of laver, 1-2 parts of greenish lily flower petals, 0.3-0.6 part of peanut oil, 0.5-1 part of sesame paste and 1-2 parts of animal nutrient. The feed disclosed by the invention has obvious effects of inhibiting and killing viruses and bacteria, has an excellent effect of treating the viral respiratory diseases of animals and can effectively improve the symptoms such as cough, high fever, emaciation, expiratory dyspnea and diarrhea of animals, the death rate of the animals is reduced, and the breeding benefits are improved.