Amiloride Clinical Trial In Optic Neuritis (ACTION) protocol: a randomised, double blind, placebo controlled trial. McKee JB, Elston J, Evangelou N, Gerry S, Fugger L, Kennard C, Kong Y, Palace J, Craner M BMJ Open. 2015; 5(11):e009200. PMID: 26553836. Abstract CommentRecommendBookmarkWatch