PETALING JAYA: The 100 year-old Bacillus Calmette-Guerin (BCG) vaccine is still the world’s only defence against one of its deadliest infectious diseases – tuberculosis. “The BCG vaccine does not give lifetime protection. “TB Vaccines are generally not recommended for adults. “For children, BCG protection wanes over time, typically within five to 15 years. “Currently, there is no recommendation for routine TB vaccination in adults in Malaysia.

Source: The Star February 20, 2026 01:05 UTC