There isnt any provable information about it ..there are only trials of vaccines..and are still in development...there are nor no licensed vaccine till the date.. .. but there are some Ayurvedic Companies which are trying..but they aren't as useful...the best method is to take resources from our nature neither being depending on the companies and to take safety measure to prevent our body from getting in fected to the pandemic ...and if vaccine is made also so that would be known by everyone on Earth...and it would be #BreakingNews#but it hasn't happened ....so we should eat the beneficial #Jadibutiyan by the advise of the ppl eldest in our family members ...to prevent us from Covid -19....now the GOD can only help the Covid positive person..no one else not even the Doctors ..of I'm wrong than pls correct me bro..ok..but it's not Impossible to make the Vaccine ..

ASTRAZENECA/UNIVERSITY OF OXFORD (UK

It was tested in phase 3 clinical trials with more than 10,000 people from across the UK, including children and older people. The vaccine was also tested in Brazil, the United States and India, and South Africa started the first COVID-19 vaccine trial in Africa.