Extended dosing intervals may increase efficacy of Vaxzevria COVID-19 vaccine
An analysis shows a single dose of Vaxzevria induced immunity…
An analysis shows a single dose of Vaxzevria induced immunity lasting at least a year and an interval of up to 45 weeks significantly increases neutralising antibody titres.





![syringe drawing from a vial labelled AstraZeneca COVID-19 Vaccine [Credit: Juan Roballo / Shutterstock.com].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/shutterstock_1863086803-300x278.jpg)
![syringe drawing from a vial labelled AstraZeneca COVID-19 Vaccine [Credit: Juan Roballo / Shutterstock.com].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/shutterstock_1863086803.jpg)




