Vaccines are in the market, big pharmaceutical companies are in the race to bring vaccines as much as they can. Sources say by 2024 the market will be around 25 Billion US Dollars. Ten top multinational companies already captured the market and provided mono or multi variants. Sources say companies are not sure that one or two doses will be sufficient or every year people have to get vaccinated. One company already announced that every year vaccine will have to be taken. Chinese companies are also in the market, though the vaccine has not crossed 50% of standard fixed for quality Chinese companies have not stopped their production and now with four varieties continue to produce, and as per information, 3 million doses are in process of manufacturing. Sources say with the increased number of infected patients, the pharmaceutical companies will continue to grow in the future?