Regarding the vaccine trials there are many assumption worldwide and as of now all the counturies including the strongest economies and also the developing countries. India is in it’s advanced stage of many trials itself . There’s a new hope now in term of the fact that us is going to arrange a ‘ human challenge’.
This human challenge will include infecting the health and young Individual who are going to voulunteer for covid vaccine testing. The young individuals will be injected covid virus to check on the result and monitor the Fastrack working of vaccine.
The AstraZeneca vaacine was trialed one month before but it showed some side-effects on the patients. Now after wait of month the vaccine is again ready for the trial.