
The FDA's fluctuating stance on Moderna's new flu shot application highlights the agency's internal conflicts and evolving approach to drug approvals. The initial rejection, driven by a Trump-appointed regulator's concerns over trial design, sparked controversy and internal objections, especially given Moderna's reliance on mRNA technology and the potential for quicker flu vaccine development. This decision aligns with broader skepticism towards mRNA vaccines from figures like Robert F. Kennedy Jr., influencing the FDA's direction. The reversal came after White House and HHS intervention, potentially paving the way for the flu shot's availability by the 2026-2027 season. However, uncertainty persists within the pharmaceutical sector due to regulatory reversals, staff turnover, and concerns over the consistency of FDA decisions, particularly regarding rare disease drug approvals.
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