CDC information about COVID-19 vaccines
The Centers for Disease Control and Prevention (CDC) offers a wealth of information regarding COVID-19 vaccines, including how they work, possible side effects, preparing for your vaccine, information on mRNA vaccines and more.
Moderna
The Moderna COVID-19 vaccine requires two shots, 28 days apart. Learn more about the Moderna vaccine, including Moderna's list of ingredients, possible side effects and clinical trial data.
Novavax
The Novavax COVID-19 vaccine requires two shots, three- to eight-weeks apart. Learn more about the Novavax vaccine, including Novavax 's list of ingredients, possible side effects and clinical trial data.
Pfizer-BioNTech
The Pfizer-BioNTech COVID-19 vaccine requires two shots, 21 days apart. Learn more about the Pfizer-BioNTech vaccine, including Pfizer's list of ingredients, possible side effects and clinical trial data.