On Monday 4 October, the European Medicines Agency (EMA) said that a third dose of the Covid-19 vaccines developed by Pfizer/BioNTech (Comirnaty) and Moderna (Spikevax) can be given to immunocompromised people at least 28 days after their second injection.
Studies have shown that the use of an extra dose of these vaccines increases the ability to produce antibodies in patients with weakened immune systems, according to the Agency.
It also stresses the importance of distinguishing between...