Usually it is always a disadvantage with the first kid in the family going to college. Regardless of how many other children in the family are in the college pipeline, they won’t factor in. However when the next kid in line is not that far away in age and enters college sooner than later, both of them will qualify for aid since the expected family contribution becomes half for each.
What was the figures given by the net price calculator on BU website based on EFC? You may be able to appeal if there is a surprisingly high difference.
With Miami, though the award is not much, it is a decent school and some percentage of the kids in the program get absorbed into their early pathway program to med school in sophomore year. And it is a good medical school. Something you may want to consider. Other schools may have early assurance kind of programs, but the competition will be intense for a handful of spots. Reach out to Miami with questions on that program if you aren’t sure.