Freedom of Information request on any studies concerning the mixing of the vaccines (FOI 21-769)
Updated 27 April 2022
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16th July 2021 FOI 21/769 Dear
Thank you for your email.
Regarding Question 1, any studies concerning the mixing of the vaccines for the first and second vaccinations are still ongoing and have not submitted results. Current advice is that the vaccines should not be mixed between the first and second vaccines.
Question 2 & 3 - we have previously responded with earlier email.
For Question 4 - we confirm that death statistics are not held by the MHRA and as such we would advise you to contact the Office for National Statistics
Please note that we are unable to comment on individual circumstances.
Yours sincerely
MHRA Customer Service Centre
Medicines and Healthcare products Regulatory Agency 10 South Colonnade, Canary Wharf, London E14 4PU Telephone 0203 080 6000