In children with latent tuberculosis, 3 months of combined therapy with isoniazid and rifapentine is safe and as effective as 9 months of isoniazid alone.

Researchers have found no evidence that delayed administration of the bacillus Calmette-Guérin (BCG) vaccination for tuberculosis (TB) affects immune responses to the vaccine, according to a South African study published online August 8 in the Journal of Infectious Diseases.