firstly, he should have used protection, and it certainly costs
less than 500.
I think there are two cost here, physical and emotional.
first, if pregnant, you just wreck the gal's life unless getting
married.
as the guy, you are totally irresponsible.
secondly, please go to a proper doctor. the worse that can happen
is infection or throw the baby down the chute.
please rem, use protection, don't wreck people's life and future.
All it needs is one sperm.