1. Previously healthy adult volunteers between the age of 30 to 60 years 2. Both male and female 2. Positive PCR for SARS – Cov 2 (COVID-19) with a CT value of less than 25 3. With no or mild symptoms of COVID-19 such as fever, rhinorrhoea, anosmia and sore throat

1. Previously healthy adult volunteers between the age of 30 to 60 years 2. Both male and female 2. Positive PCR for SARS – Cov 2 (COVID-19) with a CT value of less than 25 3. With no or mild symptoms of COVID-19 such as fever, rhinorrhoea, anosmia and sore throat