Pfizer Vaccine Booster: Controversy erupted in America over Pfizer Vaccine Booster plan, what is the reason

Washington. US drugmaker Pfizer’s announcement of plans to develop a booster dose of its COVID-19 vaccine to better protect people from growing variants has sparked hesitation among the illiterate population and confusion across the country. Whether it is needed or not. Pfizer and its partner German firm BioNTech announced on Thursday that they plan to seek approval for a booster shot within weeks, reports Xinhua news agency. Predicting that the vaccine will need to be promoted six to 12 months after people are fully immunized.

Controversy over booster dose
Both companies said they saw encouraging data in an ongoing trial of the third dose of its current COVID-19 vaccine. Preliminary data from the study suggest that a booster dose given six months after the second dose has a consistent tolerability profile. Whereas high neutralization titers are achieved against variants including the highly transmissible delta variant, which can be five to 10 times higher since the two primary doses. They show a decline in vaccine efficacy against symptomatic disease over time and the variants expected to continue to emerge.

3rd dose within 6 to 12 months
Based on the totality of the data so far, a third dose may be needed within 6 to 12 months after full vaccination to maintain the highest level of protection. But following the announcement, the US Centers for Disease Control and Prevention (USA). The CDC) and the Food and Drug Administration (FDA) issued a joint statement on vaccine boosters, saying that Americans who have been fully vaccinated do not need a booster shot at this time. Both agencies said Friday Co said that people who have been fully vaccinated are protected from serious illness and death, including emerging variants such as the highly infectious Delta variant, which is now the dominant strain in the US.

what CDC has to say
The FDA, CDC and NIH (National Institutes of Health) are engaged in a science-based, rigorous process to consider whether a booster may be necessary. The decision was informed by data from drug companies, the statement said. Delta, which now has more than 100 countries, represented more than 50 percent of new infections in the US in the two weeks ending July 3, according to the CDC. Experts are concerned that This decline will lead to an increase in new cases and unvaccinated populations will be hit hardest. According to CDC data show, about 47.8 percent of the US population is fully vaccinated against COVID-19, and 55.3 percent of the population. Got at least one shot.