The World Health Organisation's chief scientist advised against people mixing and matching COVID-19 vaccines from different manufacturers, calling it a "dangerous trend" since there is limited data available on cocktail vaccines.

WHO warns against mixing and matching COVID-19 vaccines, calls it 'dangerous trend'

A UK study has discovered that combining one dosage of the AstraZeneca vaccine with a dose of the Pfizer-BioNTech vaccine produces strong immunological responses, as measured by blood tests, in recent experiments.

COVID-19: Mixing vaccines gives strong immune protection, Oxford study suggests

As India continues to grapple with the pandemic, the health ministry said mixing of vaccines has not become the protocol yet with Covishield and Covaxin vaccines to be administered separately for both doses.

Mixing vaccines has not become the protocol: India health ministry

As India continues to battle the pandemic, the government said it is engaged with Pfizer and examining the indemnity request against liability to all the nations.

Thinking of mixing and matching vaccine doses on trial basis: Government adviser

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mixing vaccines

WHO warns against mixing and matching COVID-19 vaccines, calls it 'dangerous trend'

COVID-19: Mixing vaccines gives strong immune protection, Oxford study suggests

Mixing vaccines has not become the protocol: India health ministry

Thinking of mixing and matching vaccine doses on trial basis: Government adviser