A single vaccine dose is sufficient for immunity in COVID-19 survivors, finds study
New research shows a second COVID-19 vaccine dose may be…
New research shows a second COVID-19 vaccine dose may be unnecessary in individuals previously infected with SARS-CoV-2 and needlessly exposes individuals to higher rates of adverse effects.



![Lines of vials labelled 'COVID-19 Vaccines' [Credit: Dimitris Barletis/Shutterstock.com].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/Covid-19-vaccines-2-1-300x278.jpg)
![Lines of vials labelled 'COVID-19 Vaccines' [Credit: Dimitris Barletis/Shutterstock.com].](https://www.europeanpharmaceuticalreview.com/wp-content/uploads/Covid-19-vaccines-2-1-e1614176959561.jpg)


