The following is from the UK Government's Spain advice page:
Wherever possible British nationals should aim to be vaccinated in the country where they live. As further information is available about the national vaccination programme, this page will be updated. Sign up to get email notifications.
Spain operates its health system regionally. You should refer to your regional health authority for information regarding the vaccination plan in your area.
For more general information from the Spanish government regarding vaccines in Spain, see their vaccination strategy (only available in Spanish).
The Medicines and Healthcare Products Regulatory Agency (MHRA) is the UK authority responsible for assessing the safety, quality and efficacy of vaccines. It has authorised the Pfizer/BioNTech, Oxford/AstraZeneca and Moderna vaccines for temporary supply and use in the UK. Find out more about MHRA approval for these vaccines.
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British nationals living overseas should seek medical advice from their local healthcare provider in the country where they reside. Information about vaccines used in other national programmes, including regulatory status, should be available from the local authorities. This list of Stringent Regulatory Authorities recognised by the World Health Organisation may also be a useful source of additional information. Find out more about COVID-19 vaccines on the World Health Organisation COVID-19 vaccines page.
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