Patients along with their parents would be contacted on phone at 6 weeks to report to PNC along with their mothers where enrolment and randomization will take place. Subsequently babies will be seen at 10 weeks, 14 weeks, 6 months , 9 months and 1 yr of age . Compliance would be ensured by telephonic conversation in the interim period. Parents will be taught to use daily alarms in mobile for administration of iron.