Covax on track as pact signed with Pfizer/BioNTech for 40 million doses January 23, 2021 Vaccines from AZ-Oxford, SII in the pipeline The Covax facility is on track to deliver two billion doses by the year-end, the World Health Organization director general Tedros Adhanom Ghebreyesus said, announcing an agreement signed with the Pfizer-BioNtech combine for their Covid-19 vaccine. The WHO-supported Covax initiative had signed an agreement with Pfizer/BioNTech for up to 40 million doses of its vaccine, he said. Theirs is the only one to have got the WHO’s emergency use listing. Additionally, he said, pending WHO emergency use listing, about 150 million doses of the AstraZeneca/Oxford vaccine would be available for distribution by Covax in the first quarter of this year. India’s Serum Institute of India (SII) has an alliance to produce and market the AZ-Oxford vaccine.