Familiarity of Pediatricians With Different Commercially Available Neonatal and Infant Formulas

are formula fed by 2 months of age.2 For most uncomplicated term deliveries, mothers who chose to use formula face a myriad of options. The choice of formula can be determined by price, experience within the hospital, prior experience with other children, and advice from friends, relatives, the pediatrician, or a wide variety of media endorse-ments. For infants who are formula fed, it is a com-mon practice for pediatricians to change the formula when symptoms of “intolerance ” occur.1 Making decisions as to which formula should be used and when to change vary significantly among pediatric practitioners. In much the same way as drugs have their own pharmacodynamics and indications for use, each for