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The Global Drug Reference Online (Global DRO) website provides athletes and support personnel

with information about the prohibited status of specific medications based on the current World

Anti-Doping Agency (WADA) Prohibited List. However, the website does not contain information

on, or that applies to, any dietary supplements.


Global DRO is brought to you through a partnership between Anti-Doping Switzerland (ADCH), the Canadian Centre for Ethics in Sport (CCES), UK Anti-Doping (UKAD), and the United States Anti-Doping Agency (USADA). Drug-Free Sport New Zealand (DFSNZ), the Japan Anti-Doping Agency (JADA) and Sport Integrity Australia are official Global DRO licensees.


By following the link to enter the website, you can then specify your location, your sport and discipline, and then enter the scientific name of the substance of question or the commercial name of the drug, specify in or out of competition and route of administration to get your answer on the status of the substance of question.

Please double check your entered information during your inquiry and make sure that your search results matches the substances, dose, and route of administration, and whether in or out of competition that you are inquiring about to avoid any mistakes.

If ever in doubt, please do not hesitate to contact your National Anti-Doping Organization.