Pfizer’s vaccine looks ready to go, with immunity delivered to 90% of recipients.
https://www.bbc.co.uk/news/health-54873105
2 jabs are required, 3 weeks apart, with immunity established 1 week after the 2nd dose. 43,000 test subjects, no safety concerns raised.
50 million doses by the end of the year, around 1.3bn doses to be produced by the end of 2021.
U.K. gov already has a deal to buy 30 million doses of this particular vaccine.