In this video CDC's Dr. LoBue discussing the updated recommendations for the 12-dose treatment regimen for latent TB infection. Latent TB: Updated Treatment Recommendations | National Prevention Information Network May 22, 2019 · The CDC has updated its guidelines for TB screening, testing and treatment for health care personnel and published the revised guidance in a May 17 Morbidity and Mortality Weekly Report.

Treating latent TB. If tests show that you have latent TB (see tuberculosis) and you are 65 or under, your TB team should offer you antibiotics to prevent this progressing to active TB disease. Treatment usually lasts 3 or 6 months. If you are 35–65, you should only be offered treatment if a doctor thinks there is little risk of liver damage.