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Hepatitis B vaccine is a vaccine that prevents hepatitis B. [13] The first dose is recommended within 24 hours of birth with either two or three more doses given after that. [ 13 ] This includes those with poor immune function such as from HIV/AIDS and those born premature . [ 13 ]
Hepatitis B infection has been preventable by vaccination since 1982. [4] [12] As of 2022, the hepatitis B vaccine is between 98% and 100% effective in preventing infection. [1] The vaccine is administered in several doses; after an initial dose, two or three more vaccine doses are required at a later time for full effect. [1]
Combined hepatitis A and B vaccine, is used to provide protection against hepatitis A and hepatitis B. [3] [7] It is given by injection into muscle.[8]It is used in areas where hepatitis A and B are endemic, for travelers, people with hepatitis C or chronic liver disease, and those at high risk of sexually transmitted diseases.
1981 – First vaccine for hepatitis B (first vaccine to target a cause of cancer) 1984 – First vaccine for chicken pox; 1985 – First vaccine for Haemophilus influenzae type b (HiB) 1989 – First vaccine for Q fever [12] 1990 – First vaccine for hantavirus hemorrhagic fever with renal syndrome; 1991 – First vaccine for hepatitis A [13]
Hepatitis D is a defective virus that requires hepatitis B to replicate and is only found with hepatitis B co-infection. [17] In adults, hepatitis B infection is most commonly self-limiting, with less than 5% progressing to chronic state, and 20 to 30% of those chronically infected developing cirrhosis or liver cancer. [ 30 ]
The spread of hepatitis B virus in the western world occurs most often through sexual intercourse or needle sharing by intravenous drug users (IVDU). IVDU show the highest rate of HBV infection in Europe and North America. [74] There are also higher rates of hepatitis B infection among men who have sex with men (MSM).
Men were more than twice as likely to die from unintentional injuries than women in 2010 and that gap was even greater in 2021 — leading to a 0.27 year difference in life expectancy since 2019.
An early start of Hepatitis B vaccine reduces the chance of being infected and becoming a carrier. [8] Prevents liver cirrhosis and liver cancer which are more likely to develop if infected with Hepatitis B early in life. [9] [10] About 9,000 died of complications of Hepatitis B. 10% of Filipinos have Hepatitis B infection [11] Measles Vaccine ...