The World Anti-Doping Agency (WADA) has published the 2025 Prohibited List (the List), which will come into force on 1 January 2025. Athletes and athlete support personnel are strongly advised to familiarize themselves with the List and the Summary of 2025 Major Modifications and Explanatory Notes (the Summary) to avoid inadvertent use of substances and methods that are prohibited for 2025.

The Major Modifications on the 2025 List include but not limited to the following:

1. The total permitted daily dose of Inhaled formoterol (54 micrograms over 24 hours) remains unchanged, but athletes will only be able to therapeutically inhale up to 36 micrograms of formoterol over any 12-hour period. A TUE will be required to cover therapeutic use that exceeds these permitted limits.
2. Donation of blood and blood components (e.g. plasma, red blood cells, white blood cells, platelets and peripheral blood stem cells) including by apheresis are no longer prohibited if performed in an accredited collection center;
3. Beta-blockers are no longer prohibited in any skiing and snowboarding disciplines;
4. Hydrafinil (Fluorenol) was changed from Specified Stimulants to Non-Specified Stimulants under S6 Category;
5. Guanfacine has been clarified to be a permitted substance within Section 6 Stimulants;
6. Xipamide has been added as an example of a diuretic under S5 Category.

If any International-Level Athlete or National-Level Athlete (as defined by the respective International Federations and the Anti-Doping Organization of Hong Kong, China respectively) needs to use a prohibited substance / prohibited method on the List to treat a medical condition must apply for a Therapeutic Use Exemption (TUE) before use. For details, please refer to the TUE pamphlet on our website https://www.antidoping.hk.

Download the 2025 Prohibited List
Download the Summary of Major Modifications and Explanatory Notes