Important to note that they have NOT issued an advisory to Take the tablets, just to have them on hand IF they issue an advisory to take them! http://japan.usembassy.gov/e/acs/tacs-warden20110326-2.html Other embassies are also doing the same: http://search.japantimes.co.jp/cgi-bin/nn20110329a8.html Japan Earthquake Blog Day 18 http://www.youtube.com/watch?v=w1c1k_KsmXg&feature=feedu