Pfizer vaccine remains safe and effective for 6 months

Embargoed until: Publicly released: 2021-09-16 07:00

International

Credit: SELF Magazine, via Flickr https://creativecommons.org/licenses/by/2.0/

A study that monitored people for six months after their Pfizer COVID-19 vaccine has found that the vaccine had a favourable safety profile and was highly effective in preventing Covid-19, despite a gradually declining trend in vaccine efficacy. The study found vaccine efficacy against Covid-19 was 91.3 per cent through six months of follow-up.

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Research Massachusetts Medical Society, Web page Please link to the article in online versions of your report (the URL will go live after the embargo ends).

Journal/
conference: New England Journal of Medicine

Organisation/s: Pfizer

Funder: Funded by BioNTech and Pfizer; ClinicalTrials.gov number, NCT04368728

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