US approves 1st vaccine for RSV after decades of attempts

The U.S. approved the first vaccine for RSV on Wednesday, shots to protect older adults against a respiratory virus that’s most notorious for attacking babies...

“This is a great first step ... to protect older persons from serious RSV disease,” said Dr. William Schaffner, medical director of the National Foundation for Infectious Diseases, who wasn’t involved with its development. Next, “we’re going to be working our way down the age ladder” for what’s expected to be a string of new protections. for older adults. Pfizer also is seeking approval to vaccinate pregnant women, so their babies are born with some of mom’s protection.

RSV is a cold-like nuisance for most people but it can be life-threatening for the very young, the elderly and people with certain high-risk health problems. It can impede babies’ breathing by inflaming their tiny airways, or creep deep into seniors’ lungs to cause pneumonia. GSK’s new vaccine for older adults trains the immune system to recognize a protein on RSV’s surface, and contains an ingredient called an adjuvant to further rev up that immune reaction.

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