Original sentence: However, Prime Minister David Cameron has asserted "the status quo is not an option" and many within his and Nick Clegg's joint administration have even gone out of their way to stress that certain aspects of the bill – such as the formation of GP consortia – are not only not open for discussion, but are also already too far along the path to completion to be stopped now
Edited sentence: However, Prime Minister David Cameron has asserted "the status quo is not an option" and many within his and Nick Clegg's joint administration have even gone out of their way to stress that certain aspects of the bill – such as the formation of GP consortia – are not only not open for discussion, but are also already too far along the path to completion to be derailed now