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17th International Paul Ehrlich Seminar (IPES)

02 - 05 September 2026 | 
  • Langen, Germany

For 38 years, the International Paul Ehrlich Seminar (IPES) has been a forum for discussion among experts from clinical allergology, the pharmaceutical industry, drug regulatory authorities, and patient associations. 

It serves as a platform for exchange on the current state of scientific and regulatory developments in diagnostics for immediate and delayed-type allergies, as well as allergen immunotherapy. 

The 17th International Paul Ehrlich Seminar (IPES) will take place from September 2 to 5, 2026, at the Stadthalle Langen (near Frankfurt). Registration is now open.