Nasal vaccines can help control Covid: WHO

Nasal Covid-19 vaccines can help to bring the Covid-19 pandemic under control, the World Health Organisation (WHO) said on Wednesday, September 7, after homegrown products were approved in India and China.

China has launched the world’s first inhalable Covid vaccine, Convidecia Air, which is made by CanSino Biologics and administered through a nebuliser.

India approved a nasally-administered Covid-19 vaccine for emergency use, developed by Bharat Biotech

WHO emergencies director Mike Ryan said nasal vaccines generated immune response in the respiratory mucosa in the in doing so, nasal vaccines could potentially prevent a person from being infected and passing the virus on, he added.