76
photo-mangalam
Washington: Pfizer says the vaccine against Covid needs to be vaccinated every year. Pfizer CEO Albert Borula said that continuous vaccination is essential for high immunity.
U.S. Health Adviser Anthony Fowzie also confirmed Pfizer’s claim. ‘Based on what I have learned so far, I would say that annual vaccinations are needed. It may be necessary to maintain a very strong and high level of protection, ”he said.
.