Cites serious adverse events
Pfizer has not conducted any bridge trial on Indian population for its mRNA vaccine
Pfizer had a meeting with India's drugs regulator on Wednesday and the decision was made after that, the company said.
The Astra and Pfizer vaccines will be given in different orders and with two dosing intervals, four and 12 weeks apart.
As of now, Covax has not allotted the Pfizer-BioNTech vaccine for India.
As of now, Covax has not disclosed the India distribution plan for the Pfizer-BioNTech vaccine
Pfizer is commanding a higher price for its vaccine than some rivals
The announcement came as delays or production problems for the Pfizer-BioNTech vaccine and a vaccine from Britain''s AstraZeneca have caused political uproar across the European Union
The difficulty in obtaining that sixth dose in practice means many countries are at loggerheads with Pfizer and facing a drop in supply.
"We are already laying the groundwork to respond quickly if a variant of SARS-CoV-2 shows evidence of escaping immunity by our vaccine," Pfizer said in an email to Reuters
The guidance on Moderna came several weeks after issuing their recommendations on the rival Pfizer vaccine
The vaccine made by Pfizer and its German partner BioNTech , one of two authorized for U.S. emergency use, is shipped in vials initially indicated to hold five doses
Pfizer says its application is supported by data from a global study that shows an overall efficacy rate of 95% with no vaccine-related, serious safety concerns
While mass airlifting of vaccines is yet to begin, global deal-making shows many interesting trends
The availability of vaccines to lower-income countries and help bring a rapid end to the acute stage of the Covid-19 pandemic
The deal is expected to be announced on Friday, according to the sources, who declined to be named due to the confidentiality of the agreement
It was a similar situation in Poland which on Monday received 176,000 doses, a drop of around 50% from what was expected, authorities said
Pfizer told Italy last week that it was cutting its deliveries by 29%
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The new research tested all 10 mutations located on the virus's spike protein, which helps it bind to cells in the host