This digital edition of the Prohibited List has been supplied by WADA and is for easy reference only; in the event of any conflict between this digital version and the official version (available in PDF format here), the official version shall prevail. The Prohibited List is a cornerstone of the World Anti-Doping Code and a key component of harmonization. The List is updated annually following an extensive consultation process facilitated by WADA. The 2019 List is valid from 1 January to 31 December 2019. Prohibited At All Times (In- and out-of-competition) Prohibited In Competition Prohibited In Particular Sports