While it’s a win for Pfizer over GSK and its RSV vaccine Arexvy, which is approved for those 50 and older, it’s difficult to determine how much advantage will be gained from the nod as the Centers for Disease Control (CDC) will have to sign off on Abvrysvo's use in the wider age group.

Approval of Pfizer's Abrysvo in certain adults aged 18 to 59 years old will substantially expand the number of people eligible for vaccination with the shot.

Pfizer's RSV vaccine Abrysvo receives FDA approval for adults 18-59 at high risk, with extended use for pregnant individuals to safeguard infants from birth.

The US Food and Drug Administration (FDA) has expanded the indication for Pfizer’s respiratory syncytial virus (RSV) vaccine Abrysvo to include adults aged 18–59 years who have chronic conditions that place them at increased risk of lower respiratory tract disease caused by the virus.

Abrysvo is the first and only respiratory syncytial virus (RSV) vaccine indicated for adults younger than 50 years.

The US Food and Drug Administration (FDA) yesterday approved Abrysvo (respiratory syncytial virus vaccine). Developed and marketed by US pharma giant Pfizer, the vaccine is now authorized for the prevention of lower respiratory tract disease (LRTD) caused by RSV in individuals 18 through 59 years of age who are at increased risk for LRTD caused by RSV.

The FDA expanded the approval of the bivalent RSV prefusion F (RSVpreF) vaccine (Abrysvo) to include the prevention of lower respiratory tract disease (LRTD) caused by respiratory syncytial virus (RSV) in high-risk adults ages 18 to 59 years, Pfizer announced on Tuesday.

A new FDA approval has given Pfizer a broader label for its respiratory syncytial virus (RSV) vaccine Abrysvo than rival shots from GSK and Moderna, but it may not make much of a difference in the battle for market share.

Pfizer’s Abrysvo is the first respiratory syncytial virus vaccine that can be used for adults less than 50 years of age. Tuesday’s label expansion covers younger adults who are deemed at higher risk of RSV-related lower respiratory tract disease.

Pfizer Inc. (NYSE: PFE) announced today that the U.S. Food and Drug Administration (FDA) has approved ABRYSVO® (Respiratory Syncytial Virus Vaccine), the company’s bivalent RSV prefusion F (RSVpreF) vaccine,

Abrysvo is the first vaccine for the respiratory syncytial virus that is indicated for adults younger than 50, the drugmaker said.