Last Update: Sep 23, 2022.

Submitted by: Ruthi High
Score: 97/100 (55 votes)


Which is better Pfizer or Moderna?

Pfizer: Is There a €œBest mRNA Vaccine? Both of the mRNA vaccines available in the US are highly effective against severe COVID-19, but recent studies suggest that Moderna's elicits a stronger immune response and might be better at preventing breakthrough infections.

Which booster jab will I get? You are will be offered the Moderna or Pfizer vaccine as a booster. If you get Moderna, it is likely to be the Moderna bivalent vaccine (also known as the €œdual vaccine ), which was approved in August 2022.

There is no difference between the first and second shot of the Comirnaty (Pfizer) and Moderna vaccines. Two doses are required to reach full immunization for the Comirnaty (Pfizer) and Moderna vaccines.

SF Free Clinic is providing free COVID-19 vaccinations (Moderna) at our clinic. Moderna boosters will be given to those that received an mRNA vaccine (Pfizer or Moderna) at least 6 months ago, or a J J (Janssen) vaccine at least 2 months ago.

COVID-19 Vaccine Second

* The recommended interval between the first and second dose is 21 days for Pfizer-BioNTech and 28 days for Moderna; in this study, second doses received 17–25 days (Pfizer-BioNTech) and 24–32 days (Moderna) after the first dose were included.

COVID-19 Vaccine Second

The only bivalent boosters authorized are mRNA versions manufactured by Pfizer-BioNTech and Moderna. The U.S. government has bought 171 million bivalent vaccine booster doses—66 million from Moderna and 105 million from Pfizer. This is the first time mRNA vaccines have been updated.

A Pfizer-BioNTech or Moderna mRNA booster is preferred in most situations. (Only Pfizer boosters are authorized for children and teenagers.) Adults ages 50 and older should get a second booster four months after the first.

A Pfizer-BioNTech or Moderna mRNA booster is preferred in most situations. (Only Pfizer boosters are authorized for children and teenagers.) Adults ages 50 and older should get a second booster four months after the first.

CDC Recommends First Updated COVID-19 Booster

“Mix and matching of the new bivalent booster dose is allowed. One may receive either the Pfizer or Moderna product regardless of which product they received for their primary series and/or prior booster dose.

CDC Recommends First Updated COVID-19 Booster

The Pfizer and Moderna vaccines are strongly recommended as safe and effective at preventing serious illness or death from COVID-19.

The Pfizer and Moderna vaccines are strongly recommended as safe and effective at preventing serious illness or death from COVID-19.

nEveryone is considered up to date until the time they are eligible for a booster – which is 5 months after the second dose in a two-shot series, (Pfizer-BioNTech or Moderna vaccines), or two months after the J J/Janssen vaccine.n

Frequently Asked Questions About COVID-19 Vaccination For

Both the Pfizer-BioNTech and the Moderna COVID-19 vaccines for children are safe and effective.

Frequently Asked Questions About COVID-19 Vaccination For

The Pfizer BioNTech COVID-19 vaccine is for children ages 6 months to less than 5 years and is given in three separate doses. Learn more about the Pfizer vaccine here. The Moderna vaccine is for children 6 months to less than 6 years and is given in two separate doses. Learn more about the Moderna vaccine here.

Certain individuals who are immunocompromised may receive up to four doses of COVID-19 vaccine, which includes two primary doses of an mRNA vaccine (Pfizer-BioNTech or Moderna), an additional primary dose, and a booster dose.