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About the Phase 1/2/3 Trial in Children
The Phase 1/2/3 trial has enrolled more than 10,000 children ages 6 months to under 12 years of age in the United States, Finland, Poland, Spain and Brazil from more than 90 clinical trial sites. The trial evaluated the safety, tolerability, and immunogenicity of the Pfizer-BioNTech COVID-19 Vaccine in three age groups: ages 5 to under 12 years; ages 2 to under 5 years; and ages 6 months to under 2 years. Based on the Phase 1 dose-escalation portion of the trial, children ages 5 to under 12 years received a two-dose schedule of 10 µg each while children under age 5 received three lower 3-µg doses in the Phase 2/3 study. The trial enrolled children with or without prior evidence of SARS-CoV-2 infection."
In a Phase 2/3 clinical trial, the Pfizer-BioNTech COVID-19 Vaccine elicited a strong immune response in this age group Three 3-µg doses had favorable safety profile similar to placebo in young children ages 6 months through 4 years in Phase 2/3 clinical trial Pfizer-BioNTech COVID-19 Vaccine...
www.pfizer.com
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Please cite your source for saying that only three kids received a vaccination in a Pfizer study.