Homegrown healthcare and pharmaceutical major Zydus Cadila has applied for emergency use authorisation (EUA) to the office of the Drug Controller General of India for ZyCoV-D, its plasmid DNA vaccine against Covid-19.Homegrown healthcare and pharmaceutical major Zydus Cadila has applied for emergency use authorisation (EUA) to the office of the Drug Controller General of India for ZyCoV-D, its plasmid DNA vaccine against Covid-19.