Want to be a vet, doctor or dentist but have no A levels or the wrong ones? It's not the end of the world, have you considered a foundation course?
Liverpool uni specifically do a foundation year to these three undergraduate courses. If you pass year zero (foundation year) with 70% or more you are guaranteed a place in your chosen degree!!
As it's a normal degree from day one you have access to student finance.
Foundation to health and veterinary studies. It's never too late.