The Federal Food, Drug, and cosmetic Act, as regulated through Title 21 of the U.s. Code of federal regulations requires a new drug to be approved by the Food and Drug Administration(FDA) before it may be legally introduced in interstate commerceThe Federal Food, Drug, and Cosmetic Act,as regulated through Title 21 of the U.S. Code of Federal Regulations, requires a new drug to be approved by the Food and Drug Administration(FDA) before it may be legally introduced in interstate commerce