Drugs & Alcohol
A very thorough collection of links to articles and pages about poppers; regularly referenced by researchers around the world.
Comprehensive information and advice about drug use for those using or friends and family worried about drug use.
The national agency on alcohol misuse campaigning for effective alcohol policy and improved services for people whose lives are affected by alcohol-related problems.
DrugScope is the national membership organisation of the drug field and claims to be the UK's leading independent centre of expertise on drugs.
Part of NHS Choices, a comprehensive guide to giving up smoking; offering information and advice and a free Quit Kit to help giving up.
One of the oldest non-statutory drugs agencies in the UK, Lifeline intends to relieve poverty, sickness and distress amongst those persons affected by addiction to drugs of any kind.