To the Editor:—The use of drugs can be an interesting and rewarding part of the practice of pediatrics, but it demands sufficient knowledge for the prescription of the correct amount of the useful agent. This is especially true for the prophylaxis and treatment of iron-deficiency states which comprise a large portion of the hematologic problems of daily pediatric practice. At times, much to the frustration of physician and parent, infants who are given an iron preparation for prophylactic purposes are found to have an iron-deficiency anemia despite this supplementation. At other times a child who is treated for iron deficiency has to undergo further unnecessary investigations because of unsatisfactory response to what was presumably adequate therapeutic doses of iron. Such problems could be very well avoided if only proper dosage had been given initially.
The purpose of iron medication is to prevent iron-deficiency anemia and to correct it when