Dr Yeung Ho Hong 楊浩康 醫生 health-prevention-info

health-prevention-info
Meningococcal B Vaccine (腦膜炎雙球菌B型疫苗)

Dr. Yeung Ho Hong (楊浩康醫生) 2022-2-22

Meningococcal B Vaccine (腦膜炎雙球菌B型疫苗)

現時已有腦膜炎雙球菌B型疫苗,可以預防B型腦膜炎雙球菌引致的入侵性腦膜炎雙球菌疾病、例如腦膜炎雙球菌血症或流行性腦膜炎。

Meningococcal infection is caused by the Neisseria meningitidis and is spread through droplets or direct contact with a patient's respiratory secretions. Meningococcal infection can cause serious conditions such as meningococcal bacteremia or meningococcal meningitis. In severe cases, shock, brain damage, and even death can occur. Invasive meningococcal infection can also cause arthritis, endophthalmitis, pneumonia or myocarditis.

In addition to the meningococcal ACWY vaccine, the meningococcal B vaccine is now available to prevent invasive meningococcal disease caused by Neisseria meningitidis group B bacteria. Meningococcal B vaccine is given by intramuscular injection. Depending on the age, 2 to 4 injections are required for full effect. The recommended timing of vaccination is as follows:

  • Infants 2 months to 5 months of age: should receive an initial course of two or three injections of the vaccine followed by an additional injection (booster).
  • Infants 6 months to 11 months of age: should receive two injections of the vaccine followed by an additional injection (booster).
  • Children 12 months to 23 months of age: should receive two injections of the vaccine followed by an additional injection (booster).
  • Children 2 years to 10 years of age: should receive two injections of the vaccine. Your child may receive an additional injection (booster).
  • Adolescents and adults from 11 years of age: should receive two injections of the vaccine.You may receive an additional injection (booster).
  • Adults above 50 years of age: no data in adults above 50 years of age is available.