⏰ when
When was the first vaccine against hepatitis B introduced?
Quick Answer
The first hepatitis B vaccine was licensed in 1981. A recombinant version followed in the 1980s and became the standard.
The Full Story
The first hepatitis B vaccine was licensed in 1981. It was an important breakthrough because hepatitis B can cause chronic liver disease, cirrhosis, and liver cancer. A recombinant hepatitis B vaccine was introduced in the 1980s and later became the standard because it was safer to produce at scale. Widespread vaccination has greatly reduced hepatitis B infections in many countries.
Key Facts
1.1981: first hepatitis B vaccine licensed
2.Hepatitis B can cause liver cancer
3.Recombinant versions arrived in the 1980s
YouTube Angle
Suggested video title for this topic:
"The vaccine that helped turn a liver-damaging virus into a preventable disease."
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