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July 5, 2022 – A brand new mixture vaccine for COVID-19 will possible be popping out this fall, providing extra safety in opposition to the Omicron variants of COVID-19. Vaccine maker Moderna stated in a latest information launch that the brand new vaccine is predicted to be a “lead candidate” as a booster shot within the fall. However because the CDC has doubled down on its suggestions for individuals who are eligible to get their second booster, some are questioning the timing and selection of their fourth shot.

Listed here are the solutions to some frequent questions on boosters.

Ought to I get a second booster if I just lately examined constructive for COVID-19?

In line with CDC suggestions, it’s best to attend till your signs have ended earlier than getting a second booster shot. The CDC says that some might need to take into account ready 3 months after the beginning of COVID-19 signs to obtain a second booster shot, however the one requirement is that you just not should self-isolate.

Ought to I count on any totally different unintended effects from the second booster?

Hannah Newman, the director of an infection prevention at Lenox Hill Hospital in New York Metropolis, says unintended effects from a second booster are totally different from individual to individual. “Unintended effects are very short-lived and may be handled with supportive medicine,” she says. In line with consultants at Johns Hopkins Drugs, frequent unintended effects of COVID-19 vaccinations embrace fever, physique aches, chills, and swollen lymph nodes. However these signs are an indication that “your immune system is responding to the pictures,” they are saying

Ought to I attempt to time my second booster with the anticipated surge of COVID-19 instances within the fall?

Newman recommends getting the second booster as quickly as you possibly can. “There’s a excessive degree of group transmission proper now, so it’s higher to get it as quickly as you’re eligible to permit time to construct up antibodies.”

Amesh Adalja, MD, an assistant professor on the Bloomberg Faculty of Public Well being at Johns Hopkins College, says it takes “in all probability 7 days or so till you attain the height safety for the immune system to have reacted.”

Ought to immunocompromised folks take into account getting a second booster?

The FDA has approved second booster pictures for anyone over the age of fifty and other people over the age of 12 who’re immunocompromised. Newman says a second booster can provide immunocompromised folks extra safety from COVID-19. “In the event that they ended up having a breakthrough an infection, it will guarantee their signs can be milder, in concept,” she says.

How does the brand new Novavax vaccine have an effect on COVID-19 vaccinations and boosters?

A panel of advisers to the FDA says the Novavax vaccine for COVID-19 ought to be granted emergency use authorization, though the company itself has not but agreed. The Novavax pictures are protein-based vaccines, that means that they inject the spike protein of the COVID-19 virus into your physique. Protein-based vaccines have been used for many years. Frequent vaccines like these for hepatitis B and human papillomavirus (HPV) use this methodology. These are totally different from the mRNA-based Moderna and Pfizer vaccines, which give your physique the directions to make the spike protein so your immune system can be taught to acknowledge it sooner or later.

William Schaffner, MD, a professor of preventive drugs at Vanderbilt College Faculty of Drugs, says unvaccinated Individuals could also be extra possible get the Novavax shot if they’re skeptical of mRNA vaccines, saying “Novavax is made out of extra conventional strategies, so we could possibly add extra folks to the vaccinated cohort.”

If I’ve had three doses of Pfizer’s vaccine, can I swap to Moderna for the fourth?

You may get a special second booster that’s totally different from the first collection and first booster you obtained. A examine sponsored by the Nationwide Institutes of Well being discovered that utilizing totally different vaccines as a primary booster was secure and efficient.

Trying Ahead

So much could possibly be using on whether or not a mix vaccine designed to focus on two coronavirus strains in a single product positive aspects FDA authorization and CDC suggestions to be used as an up to date booster.

Within the meantime, Ashish Jha, MD, the White Home COVID-19 Response Workforce coordinator, reassured reporters throughout a June 23 White Home briefing that there can be sufficient of this mix – often called a bivalent vaccine – for high-risk Individuals going into fall and winter. However he stated that with out new COVID-19 funding from Congress, “we is not going to have sufficient vaccines for each American who desires one.”

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