TNPSC Thervupettagam

BCG vaccine and COVID-19

April 4 , 2020 60 days 77 0
  • BCG, or bacilleCalmette-Guerin, is a vaccine for tuberculosis (TB) disease.
  • The BCG vaccine is known to confer a strong immune response and a significant degree of protection against leprosy and non-invasive bladder cancers.
  • According to a recent study those countries where the elderly were likely to have had a BCG shot in their childhood were likely to be better protected against coronavirus.
  • Because COVID-19 was particularly lethal to the elderly people.
  • Countries like Spain, France, the United States, Italy and the Netherlands don’t have universal BCG policies and have seen many deaths from COVID-19.
  • Italy, where the COVID-19 mortality is very high, never implemented universal BCG vaccination.
  • It is reported that India has a consistent TB vaccination policy since 1948
  • Japan has a BCG policy since 1947.
  • It had one of the early cases of COVID-19 but it has maintained a low mortality rate despite not implementing the strictest forms of social isolation.
  • Iran began implementing its BCG vaccination policy only in 1984 and therefore anyone over 36 was vulnerable.

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