Mommies, who vaccinated the baby? DTaP vaccine When is it better? Befo…

Mommies, who vaccinated the baby? DTaP vaccine When is it better? Before one year or after? We did one vaccination at two months, the second one hasn't been done yet. Today a friend mom says why so early, better after one year, like now all kinds of deviations after vaccinations come out ? Help ??