Albert Bourla, CEO chief executive of US pharmaceutical giant Pfizer, was faced with a series of tough questions about the efficacy

What are Parosmia Post Covid symptoms; Corona-virus disease (COVID-19), is a contagious disease caused by the severe acute respiratory

Covishield, covaxin vaccinated people; Now every part of the globe is suffering from coronavirus and in this time period, our great

The pneumonia vaccine developed by Serum Institute of India has got approval from the Drug Controller General of India (DCGI).

Human trial of COVID vaccine in the UK: On April 23rd, the first human trial of a coronavirus vaccine was conducted on two persons.