Abstract Submission

Submission Deadline: 19 April 2026
Notification of Acceptance: end of May 2026

Submission guidelines

The deadline for the abstract submission is 19 April 2026
All abstracts - for oral as well as poster presentation - must be submitted and presented in English.
The length of the abstract must be max 300 words.
Abstracts should contain new information, original data and not have been presented before.
Specify all abbreviations in full when they are first mentioned, followed by the abbreviation in parentheses. Use the abbreviation thereafter.
Check your abstract thoroughly for spelling and grammar.
Do not include references.
Abstract must be structured in one of the following two formats:
- Scientific Research Format (Background, Methods, Results, Conclusion)
- Programme and Implementation Evaluation Format (Background, Description, Findings, Conclusion)
The authors are responsible for the content and the language quality of the full abstract.
An automatically generated confirmation will be sent to your e-mail address. If you do not receive it within an hour, first please check your spam folder and then contact us at iusti2026@guarant.cz.
All presenters will be required to register for the Congress.
Any presenter that is not registered by this date will automatically be withdrawn from the program and their abstract will be removed from the program.
Abstracts must be submitted electronically through the abstract submission portal.
Abstracts and any amendments to submitted abstracts will not be accepted after the submission deadline.
Late Breaker Abstracts must not have been published in a peer reviewed journal prior to 5 May 2026
If changes to your submitted abstract are necessary, there is the possibility to edit your abstract any time before the abstract submission deadline. Please do not submit your abstract more than once.
Authors will be notified of the acceptance of their abstract by e-mail by end of May 2026.
The presenting author of a selected abstract commits himself/herself to attend the IUSTI World Congress 2026 in Prague and present the abstract in the session at the time decided by the Scientific Committee. One of the co-authors can take over if needed.

If you have any questions regarding abstract submission, please contact us at iusti2026@guarant.cz.

IUSTI 2026 World Meeting Scholarships and Awards

A range of awards will be presented at the IUSTI 2026 World Congress to recognize outstanding scientific contributions. Some awards will be restricted by geographic region or career stage, while others will provide financial support to attend the 2026 World Congress. Awards are primarily based on the quality of the submitted abstract, with some also considering excellence in presentation during the congress. Please answer the following eligibility questions to be considered for these awards. The Congress Scholarship Committee reserves the right to request additional documentation for verification. All decisions of the Scholarship Committee Chair are final.

The Christopher Fairley Prize for Excellence in Sexual Health Research - Sponsored by Sexual Health (an official journal of IUSTI)

Awarded to an early-career researcher for outstanding original research in sexual health, including STIs, HIV, reproductive health, or health promotion. Open to individuals who have top-ranked abstracts accepted at the Congress. Prize includes USD $500 and a certificate presented during the closing ceremony. Winner selected by an independent panel based on the strength of the abstract. More details about Sexual Health can be found here.

Elwyn Hopkin Scholarship

The Elwyn Hopkin Scholarship was established in memory of Elwyn E Hopkin to support the participation of outstanding early-career researchers from low- and middle-income countries attending the International Union Against Sexually Transmitted Infections World Congresses. The scholarship is awarded to a graduate student or postdoctoral fellow who is attending the Congress in person, has submitted a highly ranked abstract, and has been selected to deliver an oral presentation. In 2026 the value will be £1000. In keeping with IUSTI’s commitment to equity, capacity building, and scientific excellence, preference may be given to first-time Congress attendees and to applicants with limited access to alternative sources of travel support.