hi doctor,actually when am pregnant I didn't used multivitamin tablet's throughout the pregnancy is it OK or any problem for the baby now my baby boy is 2yr old sometimes suddenly he fell down if I observe there nothing is there to fell down today itself he fell down 3 times suddenly his leg flooded and falling down is it OK normal or any issue is it because of multivitamin deficiency or anything please suggest me am worried a lot for my son thanku