“…The use of a potent vasodilator, PGE1, to immediately re-establish blood flow could be important (3,7). PGE1 given intravenously at a dose of 1 μg/kg together with steroids has been successfully used to treat cases of NA-PION and acute non-arteritic anterior ischemic optic neuropathy (NA-AION) (4,5,8). PGE1 has helped in the treatment of acute arteritic anterior ischemic optic neuropathy when given with high-dose steroids (9).…”