How effective is Cuba's anti-hepatitis B vaccine?

Thanks to the use of domestically produced vaccines against hepatitis B, Cuba has not detected any cases of children under 5 years old suffering from this chronic disease since 1999 and people over 15 years old since 2007.

Beginning in 1989, Cuba has successfully developed a vaccine for hepatitis B.

Responding to domestic press on April 12, led by Verena Muzio, director of clinical research at the Center for Genetic Engineering and Biotechnology (CIGB), where research and preparation of vaccines Above, said that for 25 years, Cuba's Ministry of Health has implemented a nationwide program to prevent hepatitis B with 13 million Cubans who have been vaccinated so far.

Thanks to this program, all of Cuba's under 35-year-old population has been immune to hepatitis B and the number of acute hepatitis B cases nationwide also plummeted.

According to Ms. Muzio, the study of the production of interferon (a naturally occurring protein group made by Cuban animal immune cells) began in 1981 and the drug was applied to prevention and treatment of hepatitis.

For several years, Cuba has been widely using PEG- interferon (PEGinterferon) in treating chronic hepatitis C patients and providing positive results.

Beginning in 1989, Cuba has successfully developed a vaccine against hepatitis B , a disease that has so far affected 400 million people globally.