The U.S. Food and Drug Administration on Tuesday approved Pfizer's RSV vaccine for the prevention of lower respiratory tract disease caused by RSV in adults aged 18 to 59 at increased risk of the disease.

The respiratory syncytial virus (RSV) vaccine (Abrysvo) was linked with fewer hospitalizations and emergency department (ED) visits in older patients during the first season of the vaccine's rollout, according to a retrospective analysis.

Abrysvo can prevent lower respiratory tract disease caused by RSV for people between the ages of 18 and 59 who are at increased risk. It is the first RSV vaccine indicated for adults younger than 50,

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,