Pfizer just announced positive results from the trials for their maternal RSV vaccine.
“We are thrilled by these data as this is the first-ever investigational vaccine shown to help protect newborns against severe RSV-related respiratory illness immediately at birth,” Annaliesa Anderson, senior vice president and chief scientific officer of vaccine research and development at Pfizer, said
. “These data reinforce Pfizer’s resolve to bring our expertise in the research and development of innovative vaccines to address critical public health needs using new approaches and technologies.”that there were no major safety concerns for both vaccinated individuals and babies, and the data would continue to be closely scrutinized.
A total of 7,400 pregnant people participated in the trial, and the infants were followed for at least a year. Babies were considered to have severe RSV if they were breathing very rapidly , if their blood oxygen levels fell below 93 percent, if they required high-flow oxygen, if they were admitted to the intensive care unit , or if they lost consciousness.The researchers in the trial also measured whether the shots prevented infant medical visits caused by RSV.
Major pharmaceutical groups may make two additional tools to prevent RSV in infants available soon, as long as regulators agree they are are both effective and safe. In trials of a treatment from AstraZeneca and Sanofi called
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