Recombinant vaccines for poultry: How to maximize results

From Guillermo Zavala, DVM, PhD, Avian Health International
calendar icon 22 September 2022
clock icon 1 minute read

Watch the video interview on Poultry Health Today.

Proper vaccine handling, dosage and administration are key to ensuring thorough and effective coverage. That statement is particularly true when talking about recombinant vector vaccines.

“We have seen in the last 15 years or so that we can have more and more recombinant products protecting birds against multiple pathogens in a single injection,” Guillermo Zavala, DVM, PhD, Avian Health International, told Poultry Health Today. “They are not the solution for everything, but they are certainly very helpful for our goals in the poultry industry, whether you produce meat-type chickens or commercial table eggs.”

However, it’s important not to administer more than one vector vaccine at the same time in the same birds because the vaccines will compete against each other, Zavala noted. This is often the first mistake that people make.

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