εὖτ' ἂν ὑπὸ τοῦ κακοῦ κτεινέωνται → when the disease is proceeding towards a fatal termination
thereupon: P. and V. εἶτα, ἔπειτα.
later: P. and V. ὕστερον, V. μεθύστερον.
hereafter: P. and V. αὖθις, εἰσαῦθις, V. μεταῦθις.