Skip to content
Subscriber Only
Business
Prognosis

Inhaled Vaccines Aim to Fight Coronavirus at Its Point of Attack

Vaccines sprayed into the nose or inhaled through the mouth won’t require needles and could be easier to roll out. They may be more effective too.

Video player cover image
WHO Chief Tedros Pleads Against 'Vaccine Nationalism'

Sign up here for our daily coronavirus newsletter on what you need to know, and subscribe to our Covid-19 podcast for the latest news and analysis.

The Covid-19 vaccines closest to the finish line are designed to be injected into the arm. Researchers are looking at whether they can get better protection from inoculations that fight the virus at its point of attack — the nose and mouth.