<div id="readability-page-1">04:26 PM EST, 12/01/2025 (MT Newswires) -- Shares of Moderna ( MRNA ) and other major drugmakers declined on Monday's close after the US Food and Drug Administration reportedly plans to tighten vaccine approval.Vinay Prasad, the FDA's chief medical and scientific officer, claimed in an internal memo that COVID-19 vaccines led to at least 10 child deaths, according to media reports in the previous days.Prasad said he would be proposing a range of new oversight and review mechanisms for vaccines, the reports added, including The New York Times.The Department of Health and Human Services, which governs the FDA, did not immediately respond to MT Newswires' request for comment.Moderna ( MRNA ) shares fell 7%, Novavax ( NVAX ) dropped 5.1%, BioNTech (BNTX) slid 5.6% and Pfizer ( PFE ) declined 1.8% at close. MT Newswires does not provide investment advice. Unauthorized reproduction is strictly prohibited.</div>

MRNA

在美国食品药品监督管理局（FDA）计划收紧疫苗审批流程的消息传出后，Moderna 及其他制药股下跌。这一消息源于 FDA 首席医学官 Vinay Prasad 的声明，他称 COVID-19 疫苗与儿童死亡有关。Moderna 股价下跌 7%，Novavax 下跌 5.1%，BioNTech 下跌 5.6%，Pfizer 下跌 1.8%

据报道，美国 FDA 计划加强疫苗审批，导致 Moderna 和其他制药股收盘走低