Last reviewed · How we verify

Hepatitis B recombinant vaccine

Pontificia Universidad Catolica de Chile · FDA-approved active Biologic

This recombinant vaccine stimulates the immune system to produce antibodies against hepatitis B surface antigen, providing protection against hepatitis B virus infection.

This recombinant vaccine stimulates the immune system to produce antibodies against hepatitis B surface antigen, providing protection against hepatitis B virus infection. Used for Prevention of hepatitis B virus infection in unvaccinated or non-immune individuals.

At a glance

Generic nameHepatitis B recombinant vaccine
Also known asEngerix-B vaccine
SponsorPontificia Universidad Catolica de Chile
Drug classRecombinant vaccine
TargetHepatitis B surface antigen (HBsAg)
ModalityBiologic
Therapeutic areaImmunology
PhaseFDA-approved

Mechanism of action

The vaccine contains recombinant hepatitis B surface antigen (HBsAg) produced through genetic engineering, typically in yeast or mammalian cell systems. When administered, it triggers both humoral and cellular immune responses, leading to the production of anti-HBs antibodies and memory B cells that protect against subsequent exposure to the hepatitis B virus.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape: