According to Mark Hyman M.D. people who are immune compromised aren't helped by vaccines. According to Dr. Dietrich Klinghardt M.D. vaccine's record is fairly poor. They're available on the market once the illness is almost gone. By that time the virus may mutate and no longer be effective. According to virologist Hakeem Djabalah, for the past 20 years many companies and researchers have promised us a vaccine for Sars-1. They tried and found this virus Is not amenable to a vaccine. Because of that they may need several more years of research, but don't hold your breath. Your immune system is what's going to help you. You can wait for a year or more for a vaccine ..