The Paul-Ehrlich-Institut (PEI), the Federal Institute for Vaccines and Biomedicines, is a senior federal authority reporting to the Federal Ministry of Health (Bundesministerium für Gesundheit, BMG).

The institute, based in Langen near Frankfurt am Main, researches and evaluates biomedical human medicinal products and immunological veterinary medicinal products and approves these medicinal products.

Its own experimental research in the field of biomedicine and life sciences is an indispensable basis for the wide range of tasks.