A major trial in the
The Com-Cov study has been investigating the immune responses from people given a dose of the
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Now the trial, led by the
The additional study will recruit adults aged over 50 who have received their first does in the past eight to 10 weeks.
The volunteers, who will have received an
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Researchers will be keeping tabs on any adverse reactions to the different mixture of vaccines, and how the immune systems responds.
The results will be compared with previous findings when looking at a person being immunised against Covid-19 with just one type of vaccine.
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If the study shows promising results, medical regulators would formally assess the safety and efficacy of any new vaccination regime before it would be rolled out to patients.
The post ‘Mix and match’ Covid vaccine trial extended to include
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