In the segment of lung disease medicine, there is this nasal spray called FABI spray. This is the first nasal spray introduced for the treatment of covid-19. Available under the brand- Glenmark, this medicine reduces the viral load. This safe to use medicine is mainly recommended to adult patients. This medicine can kill the virus in the upper airways. FABI SPRAY is also effective because it prevents the virus to spread to the lungs by creating a chemical and physical barrier.