The World Anti-Doping Agency has announced the 2025 List of Prohibited Substances and Methods, the 2025 Summary of Major Modifications and Explanatory Notes and the 2025 Monitoring Program. The List of Prohibited Substances and Methods will be enacted on 1 January 2025.

Major modifications for 2025 

As outlined in the 2025 Summary of Major Modifications and Explanatory Notes, the major modifications for 2025 include the following:   

• Further examples were added to the following substance classes to help athletes and their entourage better identify prohibited substances: S0. Non-approved substances, S4: Hormone and metabolic modulators, S5. Diuretics and masking agents, and  S6. Stimulants.   
• The dosing intervals of formoterol have been changed, though the maximum daily delivered dose remains the same. 
• Donation of blood and blood components including by apheresis are no longer prohibited if performed in an accredited collection center. 
• Hydrafinil is now classified as a non-specified stimulant. 
• It is clarified that guanfacine is not a prohibited substance. 
• Beta-blockers are no longer prohibited in any skiing and snowboarding disciplines.

Check the 2025 List of Prohibited Substances and Methods. Click here for the French version.

Check the 2025 Summary of Major Modifications and Explanatory Notes. Click here for the French version.

Check the 2025 Monitoring Program. Click here for the French version.