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Covid-19 vaccines are currently administered in the US valveHigh efficiency rate This has helped drive case numbers in recent weeks. But because of the threat of new variants of the emerging virus as it spreads, health experts and managers reported atracking shot will be necessary at some point to maintain the effectiveness of blows. And while the last doses can be different in which they can help protect against, a major advertisement of the White House specified that theFirst shot of booster Covid will always have at least one thing in common with its predecessor.

By addressing the Senate Committee on May 11,David Kessler, MD, Director of Chief Science of the White House's Covid-19 Response Team, said the first set of shots would always be available to the public for free,The hill reports.

"We plan and highlight the word planning, to haveAvailable reminder doses If necessary for the American people, "Kessler said." We have the funds to buy the next round and to ensure if there are boosters they are free as the last round. "

RELATED:Pfizer Executive says that it is who will first get Covid booster shots.

However, while answering the question of the senatorMaggie Hassan On how Covid-19 equivalent vaccines would work in the future, Kessler admitted that companies could add a price tag to the ironing shots of years on the line. "Beyond 2022, I look at your guidance when sending yourself in a commercial market, but I think for this turn, we will proceed that we will proceed as we have pursued," he said.

The clarification comes then that some officials have been concerned about comments made byComputers of the pharmaceutical company The price of Covid-19 vaccines could increase sharply when the current public health urgency has been declared on. According toThe hillThe Pfizer vaccine currently costs $ 39 per two-dose plan as part of the Food and Drug Administration (FDA) emergency authorization, the costs of modernA approximately $ 32 for its diet Double shooting and the unique cost of Johnson & Johnson costs $ 10.

However, there was no official announcement thatFUTURE PLANS will be required. While comparing via a video conference at the top of the CNBC Healthy Returns on May 12, the Centers of Director of Disease and Prevention Control (CDC)Rochelle Walensky, MD, explained that the federal government "plans it in case" Boosters become necessary.

"Right now, if you have two doses of theMRNA vaccines, You are protected, "said Walensky." What are we talking about thinking to come. What happens if in a year from now or 18 months from now your WANES immunity? This is really our job is to hope for the best and plan what could happen if we need more bumps in the future, how we receive influenza vaccine boosters each year. "

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But boosters can be a different day in a major way. Pharmaceutical companies said they were working onVaccine versions This will not require injection. Instead, future doses can come in the form of pills, nasal sprays or a patch on the skin to make sure they can be administered more easily to those who need them.

"Immunosuppressed people, who do not go up an immune response for a number of reasons or choose not to be vaccinated will continue to be vulnerable and we need options for them," Kessler said to the health committee. Senate. "Antibody treatments are an approach, but a mere oral antiviral can add to our armamentarium to bring this epidemic under control."

RELATED:The CEO of Moderna says that a booster will be available at this date.