Should the booster shot be the same as the first two shots?

No, you can mix and match brands. The FDA has authorized three vaccine boosters — Pfizer-BioNTech, Moderna and Janssen-Johnson & Johnson — and determined that it is safe to get a COVID-19 vaccine booster or additional dose that is a different brand than your initial dose or doses.

Can you mix and match COVID-19 booster shots?

The FDA has authorized the use of mix-and-match booster doses for currently available COVID-19 vaccines based on the results of a NIAID-supported study.

Is it recommended to take booster shot after primary J&J COVID-19 vaccine?

If you are age 18 or older, have been given one dose of the Janssen/Johnson & Johnson COVID-19 vaccine and it's been at least 2 months, you should get a single booster dose. The Pfizer-BioNTech or Moderna COVID-19 vaccine boosters are preferred in most situations.

Can you mix and match the vaccines for your mRNA (Pfizer or Moderna) primary vaccination series?

No, vaccines used for the primary vaccination series should be same. However, if the mRNA vaccine product given for the first two doses is not available or is unknown, either Pfizer-BioNTech or Moderna COVID-19 vaccine (mRNA COVID-19 vaccines) may be administered.

Who in particular should get a second COVID-19 booster shot?

A second booster dose of an mRNA COVID-19 vaccine is recommended for certain people who have a weakened immune system and people age 50 or older. This second booster dose can be given to those eligible four months after a first booster dose of any authorized or approved COVID-19 vaccine.

Should you get a second COVID booster shot? It depends.

When do you get the second COVID-19 vaccine?

If you receive a vaccine that requires two doses, you should get your second shot as close to the recommended interval as possible. However, your second dose may be given up to 6 weeks (42 days) after the first dose, if necessary.. You should not get the second dose earlier than the recommended interval.

Is the COVID-19 extra shot for immune compromised people considered a booster?

Though not technically a booster shot, many people still call it that. This extra dose, typically given a month or so after the second dose, is meant to increase the first immune response because: People with weaker immune systems are more likely to have serious, long-term illness from COVID-19.

Can I choose which COVID-19 vaccine I get?

Yes, depending on your age, you can choose which COVID-19 vaccine to get. For adults ages 18 years and older, the mRNA COVID-19 vaccines (Pfizer-BioNTech or Moderna) are preferred over Johnson & Johnson’s Janssen (J&J/Janssen) COVID-19 vaccine. You may get J&J/Janssen COVID-19 vaccine in some situations.

Currently, Pfizer-BioNTech COVID-19 vaccine is the only COVID-19 vaccine available to children ages 5 through 17 years old.

Learn more about your COVID-19 vaccination, including how to find a vaccination location, what to expect at your appointment, and more.

Are mRNA vaccines preferred over Johnson and Johnson vaccine for COVID-19?

The mRNA vaccines are preferred over Johnson & Johnson's Janssen COVID-19 vaccine (a viral vector vaccine) in most circumstances. Although mRNA vaccines are preferred, the J&J/Janssen COVID-19 vaccine may be considered in some situations.

Are egg products used in COVID-19 vaccines?

The COVID-19 vaccines currently authorized by the FDA are not manufactured using egg products or egg culture. See COVID-19 vaccines for more information.

Should I still get the COVID-19 booster shot if I have a cold and test negative for COVID-19?

What if you have mild cold or flu-like symptoms (stuffy nose, headache) and test negative for COVID-19? You can still get boosted, according to the CDC. But be sure to wear a mask to the vaccine site in order to protect yourself and others.

Can you get another vaccine if you get the Johnson and Johnson COVID-19 vaccine?

If you got J&J as your initial vaccine and are 18 or older, you are eligible for a booster shot two months later, regardless of which one you choose (you're eligible six months later if you had Moderna or Pfizer-BioNTech as your primary series).

Is it safe to take the Johnson and Johnson COVID-19 vaccine?

For many people, the benefits of the Johnson & Johnson vaccine outweigh the risks. It's effective at preventing severe illness, hospitalization, and death from COVID-19, and it's the only single-dose option available. However, you'll still need to get a booster shot 2 months later.

Are side effects of the COVID-19 booster shot worse?

November 08, 2021 If you experienced side effects when you were vaccinated initially, you may wonder if you'll have any noticeable symptoms in response to your booster shot. While you may have some side effects, they should be no worse than what you experienced originally and may well be milder.

How long after the COVID-19 booster is it effective?

The first COVID-19 booster shot is now in the rearview mirror for millions of Americans -- for the 28% who got it, at least -- but new data finds it's less effective after about 4 months. The CDC has already recommended a second booster for immunocompromised people.
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What are the common side effects of the Moderna COVID-19 booster vaccine?

The most commonly reported side effects by individuals who received a booster dose of the Moderna COVID-19 Vaccine after completion of a two-dose primary series were pain, redness and swelling at the injection site, as well as fatigue, headache, muscle or joint pain and chills.

Why did the CDC among other reasons recommend the mRNA COVID-19 vaccines over the Johnson & Johnson vaccine?

In December, the CDC recommended a preference for the two mRNA vaccines over J&J in response to concerns that had been building over a small, but growing number of cases of a rare, but serious clotting disorder in people who'd gotten the shot.

What is the best vaccine for COVID-19?

In most situations, mRNA COVID-19 vaccines (Pfizer-BioNTech or Moderna) are preferred over the J&J/Janssen COVID-19 vaccine for primary and booster vaccination due to the risk of serious adverse events.

Are mRNA COVID-19 vaccines safe?

mRNA vaccines are safe and effective.
mRNA vaccines have been held to the same rigorous safety and effectiveness standards as all other types of vaccines in the United States.

Is it safe for women to take the Moderna or Pfizer COVID-19 vaccine?

The Centers for Disease Control and Prevention (CDC) recommend most adult women receive a two-shot primary series of either the Pfizer-BioNTech or Moderna mRNA COVID-19 vaccines, followed by a booster dose at least five months after the last primary dose.

Are the Pfizer and Moderna COVID-19 vaccines effective?

Yes. Two COVID-19 vaccines – Pfizer and Moderna - have been fully approved by the FDA and recommended by the CDC. Johns Hopkins Medicine views the FDA-approved mRNA vaccines from Pfizer and Moderna as highly effective at preventing serious disease, hospitalization, and death from COVID-19.

How do I know if I’ve been fully vaccinated if I was vaccinated in another country?

If you have received all recommended doses of a COVID-19 vaccine that has been authorized or approved by the U.S. Food and Drug Administration (FDA) or is listed for emergency use by the World Health Organization (WHO), then you are considered to be fully vaccinated.

Are people with autoimmune diseases considered high risk for COVID-19?

Researchers have reported higher rates of severe COVID-19 and death in people with autoimmune disease than in the general population. It is unclear whether this is attributable to the autoimmune disease, the immunosuppressive medications taken to treat it, or both.

Is there an authorized booster for the Moderna COVID-19 vaccine?

The FDA-authorized Pfizer-BioNTech COVID-19 Vaccine and the FDA-approved Comirnaty can be used to provide the authorized booster dose(s). Similarly, the FDA-authorized Moderna COVID-19 Vaccine and the FDA-approved Spikevax are authorized to provide the authorized booster dose(s).

What is an immunocompromised condition?

Immunocompromised condition or weakened immune system. Some people are immunocompromised or have a weakened immune system, because of a medical condition and treatment for the condition.