I take the approach of spending my time preparing versus catching up.
I read the material b4 class, then I use class as an opportunity for clarification & review. I don't know what ya'lls classes are like but w/ > 100 students in class they (the teachers) really don't have time to actually teach
you the material, you know?
If it's material I already understand pretty good after I've read the info. I usually just review the lecture notes too and don't even bother with going to class. I find for me, it can be a waste of time, traveling 1 hr. there & back & sitting there for 3 hrs. if I already understand it. I can be devoting my energies studying something else, you know?
That said, there are some classes I absolutely have to attend b/c they test strictly from lecture alone or the material is so vast that you've got to see what they're going to focus on. Also, there's LOTS (cardiac, OB, peds, oncology, etc.) of things I haven't worked in that I have to learn all over again & then some