The purpose of this study was to summarize the knowledge available on mutations in SARS Cov-2 variants which can help in understanding the mutation pattern and to aid new drug development. Further, we have tried to gather the information available regarding the latent variants i.e. Omicron and IHU variants. So, for this, we have used databases like GISAID and Next strain to get the mutation information. And we have also done a sequence similarity search of emerging variants with the Wuhan

more »

... nce strains. Also, we have discussed the latest WHO guidelines that need to be followed to tackle this 3 rd wave of Covid-19.