This US The U.S. Food and Drug Administration approved a booster dose of COVID-19 vaccine from Pfizer and Moderna Corporation For people with compromised immune systems.
Some other countries, such as Israel and Germany, plan or have already carried out the third injection to avoid another crisis caused by the infectious virus. Delta variant Coronavirus.
Scientists still disagree on the widespread use of COVID-19 vaccine boosters because the benefits of these boosters are still undetermined.
Pfizer stated that the efficacy of the vaccine developed by it and BioNTech will decline over time, and cited a study that showed that the peak value four months after the second vaccination was 96%, and its effectiveness was 84 %.
Moderna also stated that it believes that a booster dose will eventually be needed, especially because the Delta variant has caused a “breakthrough” infection in the fully vaccinated population.
The U.S. health regulator revised the emergency use authorization of the vaccine on Thursday to allow increased doses in certain individuals, especially for solid organ transplant recipients or patients diagnosed with the same immunocompromised level.
Research shows that the third dose of COVID-19 vaccine increases the protection of transplant patients
Although many countries are struggling to obtain the first dose of vaccine, reports of vaccinated infections and concerns about weakened protection have prompted rich countries to distribute booster injections.
The World Health Organization last week called for a moratorium on the COVID-19 vaccine booster at least until the end of September.
According to Reuters statistics, spurred by the Delta variant, the number of coronavirus cases in the United States has soared to the highest level in more than six months.
US health officials say that those with weakened immune systems may not be adequately protected by the existing COVID-19 vaccine.
U.S. regulatory agencies must fully authorize the COVID-19 vaccine or modify its emergency use approval before officials can recommend additional vaccines. An advisory group from the Centers for Disease Control and Prevention will meet on Friday to discuss whether individuals with weakened immune systems are eligible for booster doses.
Wall Street analysts expect that approving booster doses for a large population can increase the profits of COVID-19 vaccine manufacturers, as hundreds of millions of fully vaccinated people will return to receive additional doses.
(Reporting by Manas Mishra in Bangalore; additional reporting by Bhargav Acharya; editing by Shinjini Ganguli and Shounak Dasgupta)
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