WHO regional offices

WHO headquarters

WHO Regional Office for Europe

WHO Regional Office for South-East Asia

WHO Regional Office for the Western Pacific

WHO Regional Office for the Americas

WHO Regional Office for Africa

WHO

WHO Medicines Publications and Documentation

International Nonproprietary Names (INN)

International Drug Price Indicator Guide, Management Sciences for Health

The International Pharmacopoeia

WHO Collaborating Centre for Drug Statistics Methodology, Oslo - Anatomical Therapeutic Chemical (ATC) classification/Defined Daily Dose (DDD)

WHO Collaborating Centre for International Drug Monitoring, Uppsala (Adverse drug reaction database)

WHO Drug Alerts

WHO Drug Information

Other useful sites

British national formulary

BMJ clinical evidence

Cochrane collaboration

E-DRUG

Interagency guidelines for drug donations

Interagency guidelines for the safe disposal of unwanted pharmaceuticals

National library for health (UK)

National guidelines clearinghouse (USA)

Global fund to fight aids, tuberculosis and malaria

Health Action International

World Bank

Health Action International