Ideally you need the early intervention of a experienced free professional debt counsellor, to discuss your finances and go through your financial situation current and expected with a fine tooth comb. This will serve to identify if there are non-essential savings that could be made in your household budget, or other entitlements that could improve your income that you may have overlooked.
I suggest organisations below will be able to help you balance the books.
http://www.citizensadvice.org.uk/index.htm
http://www.cccs.co.uk/
http://www.nationaldebtline.co.uk/england_wales/