Cyanvac Llc

This study tests a new COVID-19 vaccine given as a nasal spray. It aims to see if the spray is safe and helps the body fight the virus. About 227 healthy adults aged 18 to 80 will take part. The vaccine is designed to boost immunity in the nose, where the virus often enters.

This study tests a single-dose nasal spray COVID-19 vaccine (CVXGA) against a standard mRNA shot in about 432 healthy adults who have already had a primary COVID-19 vaccine series. The goal is to see if the nasal vaccine is safer and better at preventing symptomatic COVID-19 over…