WHO વેક્સિન અપડેટ:સૌથી પહેલા કઇ વેક્સિન મળશે? વિશ્વભરમાં બની રહેલી કોરોના વેક્સિનનું શું છે સ્ટેટસ?
Work is currently underway on 212 vaccines to protect against the corona virus worldwide. Of these, 164 vaccines are in pre-clinical trials, according to the WHO vaccine landscape. While 48 vaccines are in clinical trials. Of these, 11 vaccines are in the final phase of human trials. Three vaccines are in phase-2 trials. While 13 vaccines are in phase-1/2 trials.
The results of trials of 4 vaccines came out, up to 90% effective
1. Oxford University / Extrajeneca
Oxford University and Extrajeneca have jointly developed a vaccine (Covishield). Which has been found to be effective up to 90% in the initial result. Adar Poonawala, CEO of Serum Institute of India, the world's top vaccine production company, said India would apply for emergency approval within two weeks.
2. Pfizer and Bioentech
The joint corona vaccine of American pharma company Pfizer and German company Bioentech has proved to be 95% effective in phase-3 trials. The company has applied to the US Food and Drug Administration (USFDA) for emergency approval.
3. Modern (America)
Modern, a US biotech company, claims that the vaccine it has developed is up to 94.1% effective in protecting corona patients. This claim is based on the results of a last stage clinical trial. The vaccine can be protected for up to 30 days at a temperature of 2 to 8 ડિગ્રી C.
4. Gamaleya Research Institute (Russia)
The Russian-made vaccine proved to be 95% effective in fighting corona during the Sputnik V trial. This is contradicted in another preliminary analysis in a clinical trial. The effectiveness of this vaccine was found to be 91.4% 28 days after the first dose. Dr. The Russian company has entered into an agreement with Reddy's Laboratory and combined trials of Phase-2/3 have started in India.
Approved just before four vaccine results in China
1. Synovec (China)
The results of Phase-1/2 trials of the inactivated vaccine from the Chinese private company Synovec came in June. The company then involved 743 volunteers in trials and none of them showed serious symptoms. The results of these trials were announced in November. Final phase trials have begun in Brazil, Indonesia and Turkey. The results have not come yet.
2. Wuhan Candidate
The vaccine was developed in collaboration with the Wuhan Institute of Biological Products, a Chinese state-owned company. The results of his Phase-1/2 trials have been good. Phase-3 trials began in Peru, Morocco and the UAE. In September, the UAE gave emergency approval to the Synopharm vaccine.
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