138 companies of the world are testing the vaccine at the pre-clinical stage. Phase-I trials of 17 corona vaccines are going on. In Phase-2, 9 vaccine trials are going on and three vaccine trials are going on in Phase-3.
New Delhi: When will the vaccine that beat Corona come, this question is in everyone’s mind. Because the only cure for corona is its vaccine. Currently, 200 companies in the world are searching for the corona virus vaccine. In India too, 30 companies are claiming to make vaccines. We tell you where the discovery of the corona vaccine has reached.
All the countries of the world are making big claims on the vaccine. But five of them tell about the big contender-
First claim – Sechinov University of Russia has claimed to have completed clinical trials
Second claim- Chinese company Cyanovac claims that their third phase trial is going on
Third claim – Oxford University is trialing the second and third phase
Fourth claim – Phase 2 trial of Cancino Biologics is complete
Fifth claim- Moderna also completed Phase-2 trial
138 companies of the world are testing the vaccine at the pre-clinical stage. Phase-I trials of 17 corona vaccines are going on. In Phase-2, 9 vaccine trials are going on and three vaccine trials are going on in Phase-3. Of these, no one has received approval to sell the vaccine. They have to reach Phase-6 to get approval to sell the vaccine in the market.
How many stages does a trial take
2.Pre clinical trial
So far most companies have reached the third phase clinical trial. Clinical trials also have three stages. In the first phase, less than 100 people are tried. In the second phase, the vaccine is tested on hundreds and thousands of people in the third phase.