For those who have had AstraZeneca as their first dose, small Spanish study shows that using Pfizer as the second dose is safe and effective. More evaluation and other trials are ongoing but still, good news.

Dr. Barry Dworkin

Medical Mythbusting Commentary for May 19, 2021

For those who have had AZ as their first dose, small Spanish study shows that using Pfizer as the second dose is safe and effective. More evaluation and other trials are ongoing. Play Now | Play in Popup | Download

Source:
Spanish Study Finds AstraZeneca Vaccine Followed by Pfizer Dose Is Safe and Effective

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