Delayed BCG Vaccination—Time to Take a Shot

The BCG vaccine is often derided for the lack of efficacy in preventing Myco-bacterium tuberculosis infection and pulmonary disease in adults. However, BCG vaccine remains a highly effective and cost-efficient intervention to prevent tuberculous meningitis and miliary tuberculosis in infants, reducing the inci-dence of these life-threatening and debil-itating infections by approximately 75% [1, 2]. In addition, BCG vaccine coverage rates typically exceed those of other vac-cines because it can be administered at birth as a single vaccination [3]. However, this strength of the BCG vac