最近，为了明确新批准药物的安全性，一直有呼声要求FDA投资并监测新药的上市后4期研究。
Recently, there have been calls for the FDA to fund and oversee phase 4 postmarketing studies as a means of determining the safety of newly approved drugs.
1983到1987年间有16新抗生素获得了美国食品与药物管理局的批准。
Between 1983 and 1987, 16 new antibiotics won approval from America's Food and Drug Administration.
这一点已被广大医学工作者所接受，同时也被医药厂商们充分地利用起来——新研制的降低胆固醇类药物可以很快获得国家批准。
It has been accepted by doctors and used by drug makers to win quick approval for new medicines to reduce cholesterol.
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