Hepatitis B Vaccine Brewer’s Yeast, i.e. Recombinant Hepatitis B Vaccine (Brewer’s Yeast), has a wide range of price per injection, which is affected by the region, drug specifications, drug manufacturers and other factors, and generally ranges from $69 to $220. Recombinant Hepatitis B Vaccine (Saccharomyces cerevisiae) is a vaccine for the prevention of Hepatitis B. Its main ingredient is Hepatitis B Virus Surface Antigen, and after vaccination, it can stimulate the body to produce immunity against Hepatitis B Virus. The price of each injection is generally ranging from 69~220 RMB due to the above factors, which is subject to the public announcement of the local vaccinating medical machine. It should be noted that generally within 24 hours after vaccination, adverse reactions such as pain and tenderness may appear at the injection site, which in most cases will disappear within 2~3 days. However, vaccination should be prohibited for those who are known to be allergic to any of the components contained in the vaccine and formaldehyde, pregnant women and those who are suffering from acute illnesses, severe chronic illnesses and fever, or those who are suffering from uncontrolled epilepsy and other progressive neurological diseases.