Scaling-up tuberculosis preventive therapy to HIV-negative contacts of bacteriologically confirmed TB cases aged 5 years and above – Lessons from a tuberculosis preventive therapy surge activity in Zambia

While tuberculosis preventive therapy (TPT) coverage among people living with HIV in Zambia has improved, uptake among HIV-negative contacts aged ≥5 years remains low. Despite evidence showing that TPT can reduce TB incidence by up to 60% in HIV-negative individuals, there is a paucity of evidence