: Mixing and matching Covid-19 vaccines may not be such a bad idea after all #IndiaNEWS In the face of changing eligibility for the AstraZeneca vaccine, new variants of the coronavirus and supply constraints,

Mixing and matching Covid-19 vaccines may not be such a bad idea after all #IndiaNEWS
In the face of changing eligibility for the AstraZeneca vaccine, new variants of the coronavirus and supply constraints, many people are wondering whether they can “mix and match??? Covid-19 vaccines.This means, for example, having the AstraZeneca vaccine as the first dose, followed by a different vaccine such as Pfizer as the second dose, and boosters with other vaccines later on.While many studies are ongoing, data has recently been released from mix and match trials in Spain and the United Kingdom.This data is very promising and suggests mix and match schedules may give higher antibody levels than two doses of a single vaccine.While Australia’s drug regulator, the Therapeutic Goods Administration, has not yet approved a mix and match Covid-19 vaccination schedule, some countries are already doing this.So how does this work, and why might it be a good idea?What’s its benefit?If the Covid-19 vaccine rollout can mix and match vaccines, this will greatly increase flexibility.Having a flexible immunisation program allows us to be nimble in the face of global supply constraints. If there is a shortage of one vaccine, instead of halting the entire program to wait for supply, the program can continue with a different vaccine, regardless of which one has been given as a first dose.“It appears that the...Read more

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