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	Available in French, Spanish and Arabic as well, you just change the language on the top or select the "category" on the bottom
	The School of INN is a WHO International Nonproprietary Name Programme initiative. Its role is to educate the pharmaceutical and medical students, as well as all other INN stakeholders on how to design and construct an INN. It also provides information to healthcare professionals and patients on how to interpret an INN. The school fosters the science of nomenclature and helps to cultivate a future generation of INN experts.

Available in French, Spanish and Arabic as well, you just change the language on the top or select the "category" on the bottom

The School of INN is a WHO International Nonproprietary Name Programme initiative.
Its role is to educate the pharmaceutical and medical students, as well as all other INN stakeholders on how to design and construct an INN. It also provides information to healthcare professionals and patients on how to interpret an INN. The school fosters the science of nomenclature and helps to cultivate a future generation of INN experts.

Site announcements

The World Health Organization (WHO) is seeking experts to serve as members of the WHO Advisory Group for Drug Statistics Methodology. This “Call for experts” provides information about the advisory group in question, the expert profiles being sought, the process to express interest, and the process of selection.

See the link below for more details.

Call for Experts (WHO Advisory Group for Drug Statistics Methodology )

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The 81^st Consultation on International Nonproprietary Names (INN) for Pharmaceutical Substances will be on October 14-17 2025.

Deadlines for submissions:
New INN requests
Friday, 11^th July 2025.
Early submissions are encouraged and welcome.

Outstanding INN requests
Friday, 18^th July 2025.

SUBMITTING INN REQUESTS ONLINE IS MANDATORY, please click here...
The deadline for submissions of additional information of outstanding INN requests is: Friday, 18^th July 2025.

INN Session with INN stakeholders (on 14^th October 2025):
Mandatory deadline for EoI, LoP and presentations 1^st September 2025

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Dear SoINN members,

We are pleased to announce a new INN mednet Service.
All the INN MedNet user wil be able to access and search sequences for monoclonal antibodies (mAb) having an INN name using the new INN Open Database for Proteins (INN ODP).
We welcome any comments, which can be sent to innprogramme@who.int.

WHO INN Programme Secretariat

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