Pfizer Inc said on Tuesday it will start a large study to test its COVID-19 vaccine in children below 12 and selected a dosing regime for the trial.
The study will enroll up to 4,500 children at more than 90 clinical sites in the United States, Finland, Poland and Spain, the company said.
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Pfizer’s vaccine has been authorized for use in children as young as 12 in Europe, the United States and Canada.
The company said it has selected a dose of 10 micrograms in children between five and 11 years of age and three micrograms for infants in age-group of six months to five years -old.
Inoculating children and young people is considered a critical step toward reaching “herd immunity” and taming the COVID-19 pandemic.
