“As soon as the COVID-19 pandemic began ... that will be difficult to achieve using injectable vaccine boosters. If our nasal spray vaccine is effective, it could confer immunity at the level ...
A team from Columbia University developed a nasal spray that blocked the coronavirus from infecting ... but one possible scenario involves testing positive after vaccination.
The nasal spray uses the cheap drug heparin in an attempt to neutralise Covid's spike protein. When sprayed into the nose of a Covid-infected person it appears to make them non-infectious ...
A Covid test that can provide a result in 12 minutes will be made available at high street pharmacy Boots. The nasal swab test, which will cost £120, will be available in selected stores in the ...