April 21, 2022 17:23 Updated Follow People who are eligible have the option to receive a second booster dose of either the Pfizer-BioNTech or Moderna COVID-19 vaccines. Related articles How do I find my vaccination site? Why is a second booster available? Do I have to go to the same vaccine site I went to for my first vaccine series to receive the booster? Will the vaccines protect against the BA.2 Omicron variant? Is the second booster the same dosage and formula?