BRAND NAME: Iressa (Discontinued in USA) On September 9, 2011 Astrazeneca announced that Iressa will no longer be available in the United States. It had received an expedited approval by the U.S. Food and Drug Administration; however, subsequent clinical trials did not confirm Iressa's clinical benefits. Patients may still obtain Iressa via clinical trials. For more information contact Astrazeneca's information center at 1-800-601-8933. http://www.medicinenet.com/gefitinib/article.htm 有个朋友也在问这个药,看起来这个并不是很有效呀。 高人们怎么看?