Drug class

Meningococcal Vaccines - Serogroup B

Meningococcal Vaccines - Serogroup B comprise an immunologic class of recombinant protein-based vaccines designed for active immunization against *Neisseria meningitidis* serogroup B. Read more about Meningococcal Vaccines - Serogroup B

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About Meningococcal Vaccines - Serogroup B.

Meningococcal Vaccines - Serogroup B comprise an immunologic class of recombinant protein-based vaccines designed for active immunization against *Neisseria meningitidis* serogroup B.

Because the serogroup B capsular polysaccharide mimics human neural tissue and is poorly immunogenic, these vaccines instead present surface-exposed bacterial proteins—such as factor H binding protein, neisserial adhesin A, neisseria heparin-binding antigen, and outer membrane vesicles—to stimulate serum bactericidal antibodies that mediate complement-dependent bacterial lysis.

Clinically, this class is utilized to prevent life-threatening invasive meningococcal disease, primarily acute bacterial meningitis and meningococcemia, in adolescents, young adults, and individuals at heightened risk due to anatomical or functional asplenia, persistent complement component deficiencies, or outbreak exposure.