The present invention is directed to methods of inhibiting LTA4-h in a human patient and method of treating a condition ameliorated by the inhibition of leukotriene A4 hydrolase activity in a human patient comprising administering to said human patient the compound, 4-{5-[4-(4-Oxazol-2-yl-phenoxy)-benzyl]-2,5-diaza-bicyclo[2.2.1]hept-2-ylmethyl}-benzoic acid.