The International Union against Sexually Transmitted Infections (IUSTI) is the oldest international organisation in the field (founded in 1923). Its mission is the achievement of international cooperation in the control of sexually transmitted diseases, including HIV infection. IUSTI has several regions, including IUSTI North America. ASTDA officially functions as the North American Region of IUSTI.


Read news and updates from IUSTI around the globe in the IUSTI newsletter STI Global Update.