![Vaccinated with Pfizer-BioNTech or Moderna vaccines? Make sure to get your second shot : Oregon Health News Blog Vaccinated with Pfizer-BioNTech or Moderna vaccines? Make sure to get your second shot : Oregon Health News Blog](https://i0.wp.com/covidblog.oregon.gov/wp-content/uploads/2021/04/side-effects-are-a-sign-the-vaccine-is-working.png?resize=800%2C800&ssl=1)
Vaccinated with Pfizer-BioNTech or Moderna vaccines? Make sure to get your second shot : Oregon Health News Blog
![Safety Monitoring of COVID-19 mRNA Vaccine Second Booster Doses Among Adults Aged ≥50 Years — United States, March 29, 2022–July 10, 2022 | MMWR Safety Monitoring of COVID-19 mRNA Vaccine Second Booster Doses Among Adults Aged ≥50 Years — United States, March 29, 2022–July 10, 2022 | MMWR](https://www.cdc.gov/mmwr/volumes/71/wr/figures/mm7130a4-F-large.gif?_=37269)
Safety Monitoring of COVID-19 mRNA Vaccine Second Booster Doses Among Adults Aged ≥50 Years — United States, March 29, 2022–July 10, 2022 | MMWR
![No evidence showing Moderna booster shot causes more severe side effects than its first two doses | localmemphis.com No evidence showing Moderna booster shot causes more severe side effects than its first two doses | localmemphis.com](https://media.tegna-media.com/assets/WATN/images/c5542175-76c2-4c96-9b30-3ff6b082d4e0/c5542175-76c2-4c96-9b30-3ff6b082d4e0_1920x1080.jpg)
No evidence showing Moderna booster shot causes more severe side effects than its first two doses | localmemphis.com
![Coronavirus (COVID-19) Update: FDA Shortens Interval for Booster Dose of Moderna COVID-19 Vaccine to Five Months | FDA Coronavirus (COVID-19) Update: FDA Shortens Interval for Booster Dose of Moderna COVID-19 Vaccine to Five Months | FDA](https://www.fda.gov/files/Booster%20Infographic_D_Rev_010622_0.png)
Coronavirus (COVID-19) Update: FDA Shortens Interval for Booster Dose of Moderna COVID-19 Vaccine to Five Months | FDA
![Common Questions About Bivalent COVID-19 Boosters | Johns Hopkins | Bloomberg School of Public Health Common Questions About Bivalent COVID-19 Boosters | Johns Hopkins | Bloomberg School of Public Health](https://publichealth.jhu.edu/sites/default/files/styles/social_image/public/2023-02/bivalent-vaccine-g1422104879.jpg?itok=mgeH3XVw)
Common Questions About Bivalent COVID-19 Boosters | Johns Hopkins | Bloomberg School of Public Health
![Novel Coronavirus - COVID-19 Vaccine Information - For the Public | Iowa Department of Health and Human Services Novel Coronavirus - COVID-19 Vaccine Information - For the Public | Iowa Department of Health and Human Services](https://hhs.iowa.gov/sites/default/files/portals/1/userfiles/293/covid%20vaccine%20recommendations%203rd%20dose%20vs%20booster%20%281%29.png)
Novel Coronavirus - COVID-19 Vaccine Information - For the Public | Iowa Department of Health and Human Services
![COVID-19 vaccine waning and effectiveness and side-effects of boosters: a prospective community study from the ZOE COVID Study - The Lancet Infectious Diseases COVID-19 vaccine waning and effectiveness and side-effects of boosters: a prospective community study from the ZOE COVID Study - The Lancet Infectious Diseases](https://www.thelancet.com/cms/attachment/d780b795-2280-42ba-8355-f96f910c1db9/gr3_lrg.jpg)
COVID-19 vaccine waning and effectiveness and side-effects of boosters: a prospective community study from the ZOE COVID Study - The Lancet Infectious Diseases
![Safety Monitoring of an Additional Dose of COVID-19 Vaccine — United States, August 12–September 19, 2021 | MMWR Safety Monitoring of an Additional Dose of COVID-19 Vaccine — United States, August 12–September 19, 2021 | MMWR](https://www.cdc.gov/mmwr/volumes/70/wr/figures/mm7039e4-F-large.gif?_=54526)