INHSU 2023

17-20 October 2023

International Convention Centre, Geneva, Switzerland
+ virtual on-demand

The 11th International Conference
on Health and Hepatitis
in Substance Users

Register now

Invited Speakers


Former President of the Swiss Confederation and founding member and former Chair of the Global Commission on Drug Policy.

Opening ceremony

Joaquin Cabezas

Dr. Joaquin Cabezas

Gastroenterology and Hepatology Physician, Marques de Valdecilla University Hospital, Spain.

Presenting: Global Best Practice Models of Care in Prisons

Iryna Ivanchuk


Head of Viral Hepatitis and Opioid Dependency Dept., Public Health Center of the Ministry of Health of Ukraine.

Presenting: Harm Reduction and BBV Care During Wartime in Ukraine

Professor Frederick Altice

Professor of Medicine (Infectious Diseases) and of Epidemiology (Microbial Diseases); Affiliated Faculty, Yale Institute for Global Health.

Presenting: Enhancing BBV, harm reduction and health service coverage in prisons

Barbara Broers

Professor Barbara Broers

Professor in Addiction Medicine and vice-president of the Swiss Federal Commission for Addiction related questions and NCD, and of the Swiss Society for Cannabis in Medicine.

Presenting: Harm reduction in Switzerland, lessons learned and future challenges.


Lina Hijazi is a consultant HIV and Sexual and Reproductive Health specialist at Arud, one of the leading addiction-medicine institutions in Switzerland.

Presenting: Integrated OAT care – the example of integrating female health.


Women’s National Criminal Justice Manager, the Hepatitis C Trust.

Presenting: Community-led models for improving care in prisons: successes and challenges.

Louise Penzenstadler

Consultant psychiatrist at the University Hospital Geneva.

Presenting: Psychedelics in addiction therapy

Plenary Abstract Speakers

Dr Marie Jauffret-Roustide is a Sociologist, Research Fellow at the French National Institute of Health and Medical Research

Dr. Marie Jauffret-Roustide

Sociologist and Research Fellow, French National Institute of Health and Medical Research.

Presenting: Criminalisation of drug use: voices from people who inject drugs

Dr Behzad Hajarizadeh

Dr. Behzad Hajarizadeh

Clinical Epidemiologist and Associate Professor, the Kirby Institute, UNSW, Sydney.

Presenting: Global, regional, and country-level coverage of testing and treatment for HIV and hepatitis C infection among people who inject drugs: a systematic review


Dr Andrew Seaman is an Associate Professor of Medicine at Oregon Health & Sciences University, boarded in Internal and Addiction Medicine.

Dr. Andrew Seaman

Associate Professor of Medicine at Oregon Health & Sciences University, boarded in Internal and Addiction Medicine.

Presenting: Peer-facilitated telemedicine hepatitis C treatment for rural people who use drugs: results from a randomized controlled trial

Scientia Professor Louisa Degenhardt

Scientia Professor Louisa Degenhardt

NHMRC Senior Principal Research Fellow and Deputy Director at the National Drug and Alcohol Research Centre (NDARC), Faculty of Medicine, UNSW, Sydney.

Presenting: Buprenorphine versus methadone for the treatment of opioid dependence: A systematic review and meta-analysis of randomised and observational studies

Professor Jason Grebely

Head of the Hepatitis C and Drug Use Group in the Viral Hepatitis Clinical Research Program at the Kirby Institute, UNSW Sydney.

Presenting: A national program to scale-up decentralized hepatitis C virus point-of-care testing and treatment in Australia

Mr Kennedy Kipoech is a PhD student

Mr Kennedy Kipoech

PhD student at Cape Town and Bristol universities, in SA and UK, respectively.

Presenting: HIV treatment outcomes among people who inject drugs: A global systematic review and meta-analysis