HBV Vaccines
HBV Vaccines
FDA Rejects Heplisav Hepatitis B Vaccine Seeking More Safety Data
- Details
- Category: HBV Vaccines
- Published on Thursday, 28 February 2013 00:00
- Written by Liz Highleyman
The U.S. Food and Drug Administration (FDA) has declined to approve Dynavax Technologies' experimental hepatitis B virus (HBV) vaccine candidate with a toll-like receptor 9 adjuvant, stating it wants to see further data on safety in adults including seniors, the company announced this week.
HIV+ Less Likely to Respond to Hepatitis B Vaccine, but More Shots Increase Protection
- Details
- Category: HBV Prevention
- Published on Friday, 15 February 2013 00:00
- Written by Liz Highleyman
Adults in Kenya responded as well overall to hepatitis B vaccination as people in high-income countries. People with HIV had poorer response, but this could be mostly overcome with repeated doses, according to a study described in the February 1, 2013, Journal of Infectious Diseases.
FDA Committee Says Heplisav Hepatitis B Vaccine Is Effective, but Safety Data Inadequate
- Details
- Category: HBV Vaccines
- Published on Friday, 21 December 2012 00:00
- Written by Dynavax
A U.S. Food and Drug Administration (FDA) committee last month concurred that Dynavax's investigational hepatitis B virus (HBV) vaccine Heplisav was effective in preventing infection, but a majority thought there was not enough data to show whether the vaccine is safe.
Teens Vaccinated Against Hepatitis B as Infants May Lose Immunity
- Details
- Category: HBV Prevention
- Published on Friday, 11 January 2013 00:00
- Written by NIH
Adolescents who received combined active-passive hepatitis B virus (HBV) immunization soon after birth may lose "immunological memory" that protects them from future infection, with the HBeAg status of the mother playing a key role, researchers reported in the January 2013 issue of Hepatology.
ICAAC 2012: Hepatitis B Vaccine Effective Long-term, but Some Lose Protection after 15 Years
- Details
- Category: HBV Vaccines
- Published on Tuesday, 11 September 2012 00:00
- Written by Liz Highleyman
Nearly all children who received 3 doses of the Engerix-B hepatitis B vaccine achieved protective immunity, but about 20% fell below the protective antibody threshold by year 15 and could benefit from a booster shot, Canadian researchers reported at the 52nd Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC 2012) this week in San Francisco. 
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