Substances

Coca, cocaine & related

12 October 2026
The World Health Organization coca review: A post mortem

The World Health Organization coca review: A post mortem

Martin Jelsma argues that the WHO’s decision to maintain the plant's international scheduling disregards scientific evidence and Indigenous Peoples’ rights, reflecting inconsistencies in the UN drug control system and the need for reform.
27 August 2026
Europe can’t stop the tide of cocaine

Europe can’t stop the tide of cocaine

The rapid expansion of Europe's cocaine markets highlights the limitations of supply-side enforcement and strains already insufficient health responses.
13 April 2026
Will the coca leaf ever lose its stigma?

Will the coca leaf ever lose its stigma?

The recent WHO decision to maintain the international classification of coca leaf highlights ongoing tensions between drug control frameworks and Indigenous rights, cultural practices and scientific evidence.