据估计,在美国约有50～100万人对亚硫酸盐类(一种作为防腐剂使用的化学制剂)过敏。由于出现的许多严重反应(包括近年来死亡的14例)涉及到在餐馆里色拉和其它一些食物中使用的亚硫酸盐,因此,美国今年早些时候规定,禁止在新鲜水果和蔬菜中使用亚硫酸盐。但估计有1100种处方药物中,主要是静脉用溶液或注射用药物也含有亚硫酸盐为减少或防止氧化作用(药物变质的主要原因)。为限制对威胁生命的亚硫酸盐的接触,美国食品药物管理局(FDA)宣布,自 An estimated 500,000 to 1,000,000 people in the United States are allergic to sulfites, a chemical used as a preservative. Because of the many serious reactions that have occurred, including 14 deaths in recent years, involving the use of sulfites in salads and other foods in restaurants, the United States imposed a ban on the use of fresh fruits and vegetables earlier this year Sulfate. However, it is estimated that 1,100 prescription drugs, mainly intravenous solutions or injectables, also contain sulfites to reduce or prevent oxidation (the main cause of drug deterioration). To limit exposure to life-threatening sulfites, the Food and Drug Administration (FDA) announced that since