Our Mission

Our mission is to significantly decrease incident HIV and HIV-associated infections and to decrease mortality and morbidity due to HIV and HIV-associated infections and co-morbidities among infants, children, adolescents and pregnant/postpartum women.

2021 End-Of-Year Message from Network Chairs

Despite the ongoing challenges of the COVID-19 pandemic, the IMPAACT Network met several key milestones and realized many successful achievements in the past year. We are so thankful for the ongoing dedication and resilience of our site staff, study participants, and the support of their communities during these ongoing challenging times.


Research Areas

The IMPAACT Network is committed to conducting high quality clinical trials that will advance the prevention and treatment of HIV and its complications for infants, children, adolescents, and pregnant/postpartum women globally. Our research agenda includes four scientific specific aims.



active studies

The IMPAACT Network is always working on many studies at one time in the areas of treatment, tuberculosis, ART-free remission, and complications.

Research Sites

IMPAACT is a global network with sites all over the world in 12 countries.

Map of Sites
54 Sites
12 Countries
4 Continents