Purina® Start & Grow® Crumbles provide optimum nutrition for raising laying chicks from hatch to laying age (18-20 weeks). This complete chicken feed with 18% protein and quality nutrients is perfect for a strong start and early hen development. Formulated with prebiotics, probiotics and yeast to support optimum digestive health and immune function.Feeding DirectionsFeed Purina® Start & Grow® continuously as the sole ration from hatch until laying age (18-20 weeks). Or for a flock of various types of poultry, feed Purina® Flock Raiser® free-choice until laying age. Then feed Purina® Layena® free-choice.Use as the sole source of amprolium. Do not change the litter while giving this feed unless absolutely necessary. If losses exceed 0.5% in a two (2) day period, obtain an accurate diagnosis, and follow the instructions of your veterinarian or poultry pathologist. Losses may result from intercurrent disease or other conditions under field conditions. In replacement flocks, the grower must expect that excessive exposure to one or more species may overwhelm the drug in some flocks and prompt treatment will be required. Do not use in feeds containing bentonite.CautionUse as the sole source of amprolium. Do not change the litter while giving this feed unless absolutely necessary. If losses exceed 0.5% in a two (2) day period, obtain an accurate diagnosis, and follow the instructions of your veterinarian or poultry pathologist. Losses may result from intercurrent disease or other conditions under field conditions. In replacement flocks, the grower must expect that excessive exposure to one or more species may overwhelm the drug in some flocks and prompt treatment will be required.Do not use in feeds containing bentonite.IngredientsACTIVE DRUG INGREDIENT: Amprolium, Grain Products, Processed Grain By-Products, Plant Protein Products, Calcium Carbonate, Soybean Oil, Salt, Dicalcium Phosphate, Monocalcium Phosphate, DL-Methionine, Yeast Extract, Pyridoxine Hydrochloride, Manganous Oxide, Choline Chloride, Riboflavin Supplement, Menadione Sodium Bisulfite Complex (source of Vitamin K), Zinc Oxide, Vitamin D3 Supplement, Calcium Pantothenate, Vitamin E Supplement, Vitamin B-12 Supplement, Biotin, Natural Flavor, Niacin Supplement, Copper Sulfate, Dried Chicory Root, Vitamin A Supplement, Folic Acid, Thiamine Mononitrate, Organic Soybean Oil, Dried Bacillus subtilis Fermentation Product, Dried Aspergillus oryzae Fermentation Extract, Nonfat Dried Milk, Tagetes (Aztec Marigold) Extract (Color), Dried Bacillus coagulans Fermentation Product, Calcium Iodate, Sodium Selenite.