FDA approves first RSV vaccine for at-risk adults in their 50s
The RSV vaccine by GSK was previously approved only for adults 60 and older.
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The RSV vaccine by GSK was previously approved only for adults 60 and older.
The FDA's expanded approval could help GSK maintain its dominance in the RSV market, which includes shots from Pfizer and Moderna.
The recombinant zoster vaccine demonstrated a 79.7% efficacy in patients aged 50 years and older cumulatively within the 6- to 11-year period after vaccination.
GSK scientists spent decades researching respiratory syncytial virus to understand how to prevent the disease it causes.
Pharamaceutical companies are currently developing vaccines for a range of purposes, from preventing disease to treating cancers.