The US Food and Drug Administration is considering new labelling requirements for dental amalgams, and is also reviewing evidence about safe use, particularly in sensitive subpopulations. (http://www.fda.gov/cdrh/consumer/amalgams.html)
美国食品和药物管理局（FDA）正考虑对牙科用汞齐列明要求，并审查有关汞齐安全使用的证据，尤其是针对敏感分组人群的使用。