A Coronavirus Nasal Spray Vaccine Can Be Strong But Is Hard To Make : Shots – Health News – NPR

A Coronavirus Nasal Spray Vaccine Can Be Strong But Is Hard To Make : Shots – Health News – NPR

Several influenza vaccines have been made in the form of a nasal spray, instead of an injection. The sprays confer two kinds of immunity to the recipient but can be difficult technologically to make.…
Read More

Leave a Comment