There are new versions of bivalent vaccines that are intended to improve the body’s defenses against an evolving disease.
In the case of bivalent vaccines, they are those that induce the immune system to create antibodies against two different types of Covid-19 viruses. This was stated by the health doctor Esteban Ortiz in the segment For your healththis Thursday January 5, 2023.
In Ecuador, these vaccines are not yet available despite the fact that the FDA has approved this type of drug for children aged between 6 months and 5 years.
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