About two dozen people wearing IDWeek lanyards pose together in front of a large blue banner reading IDWeek is going to Boston.
ID/SUD interest group at IDWeek 2026 in Washington, D.C. More photos from the week

ID & SUD Interest Group

an IDSA Interest Group

A collaborative community of clinicians and health professionals committed to improving the lives of people affected by substance use and its infectious complications.

This is the informal website for the IDSA ID & Substance Use Interest Group, formerly known as ID-CIRCUS. To see other members, participate in forum discussions, receive e-mail notifications, and stay up to date on events, please join the official IDSA group by clicking below.

Join the group →

You do not need to be an IDSA member.