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International Paul-Ehrlich-Seminar (IPES) 2 to 5 September 2026 – Registration Now Open

The International Paul-Ehrlich-Seminar (IPES) has been a discussion forum for experts from clinical allergology, the pharmaceutical industry, medicines authorities, and patient associations for 38 years. It serves as a venue for experts to exchange information on current scientific and regulatory developments in diagnostics for immediate and late-phase allergies and in allergen immunotherapeutics. The 17th International Paul-Ehrlich-Seminar (IPES) will take place from 2 to 5 September 2026, at City Hall in Langen (near Frankfurt). Registration is now open.

IPES 2026 Source: Matej Kastelic/Shutterstock/Paul-Ehrlich-Institut

Professor Dr Vera Mahler Source: T.Jansen/Paul-Ehrlich-Institut

The availability of effective and safe test and therapy allergens is of crucial importance for reliable diagnoses of type I and type IV allergies and disease-modifying therapies for immediate allergies.

Professor Dr Vera Mahler (Head of the Allergology Division at the Paul-Ehrlich-Institut)

Professor Dr Stefan Vieths Source: T.Jansen/Paul-Ehrlich-Institut

We look forward to a productive exchange between experts from Germany and abroad on current innovative developments in the field of test and therapy allergens.

Professor Dr Stefan Vieths (President of the Paul-Ehrlich-Institut)

The seminar's main topics include:

  • Allergy Diagnostics – Medical Needs and Regulatory Advances
  • Regulation of Allergen Products – State of the Art and New Developments
  • Quality of Allergen Products
  • Biomarkers and Outcome Measures
  • Allergen Immunotherapy in Children
  • Novel Developments in Allergen Immunotherapy
  • Critical Factors and Recent Results of Clinical Trials in Allergen Immunotherapy
  • Advances in Prevention and Treatment of Allergic Diseases – Innovations beyond AIT
  • Real World Evidence, AI and HTA in Allergen Immunotherapy

Further Information

International Paul-Ehrlich-Seminar (IPES)
2 to 5 September 2026
City Hall Langen (near Frankfurt)
Südliche Ringstraße 77
63225 Langen

Registration

www.pei.de/ipes2026

Updated: 16.02.2026