Materials and methods: This was a KAP study conducted among mothers of children from 0 to 5 years on expanded program on immunization (EPI) using a semi-structured questionnaire employing purposive sampling technique with a sample size of 180 in Upazilla Health Complex, Keraniganj, Dhaka by face to face interview.
Result: Most of the respondents (45%) were of the age group (20-25) years and majority (80%) were Muslim and 88.33% were married; 64.4% was educated up to primary level with 65.5% having monthly income between 5000-10000 taka. Majority 73.33% had institution delivery with 46.66% having birth order 1. Respondents having knowledge on TT vaccine, antenatal vaccine, pentavalent vaccine, BCG vaccine, MR vaccine and Hib vaccine were 75%,85%,93.3%,84.4%,81.7% and 15% respectively. 100% of them had knowledge on OPV while only 32.77% knew about IPV. Respondents having knowledge on adverse reaction during vaccination 90.55%, on vaccination during minor illness 45%, on correct data of vaccination82.77%, on Awareness on vaccination given by EPI 95% , on special vaccination administration 34.4% and on willingness to give special vaccination 58.34%. 97.8% knew the importance of vaccination, 76.66% had knowledge on danger of non-vaccination while only 51.66% of them had immunized their previous child. The study revealed that the reasons for drop out from vaccination schedule and shows that 28.20% were unaware about the seriousness of the diseases, 23.10% lack of time, mother's sickness, 20.50% forgetfulness, 15.38% laziness of the mother and only 12.82% due to mother's illness were the reasons for drop out from vaccination.
Conclusion: This study recommends effective strategies which focus on improving the mother's knowledge, attitude and practice on immunization for better health outcomes of their growing children