Some prescription and over-the-counter medications are prohibited in sport. Medications can be prohibited in-competition, out-of-competition, or in particular sports. 

Carefully check the status of any medication you consume to ensure that it won’t result in a positive test.

Global DRO logo Global DRO is an online database ( that allows you to quickly find information on the status of prescription and over-the-counter medications.

Visitors can search the Global DRO for specific information on products sold in Canada, the United Kingdom, the United States, Switzerland, Japan, Australia and New Zealand.

Global DRO is brought to you through a partnership between UK Anti-Doping, the United States Anti-Doping Agency (USADA), Swiss Sport Integrity (SSI) and the CCES.

  • Do not use Global DRO to search for supplements or supplement ingredients.
  • Global DRO does not provide any form of medical advice or recommend treatment plans.
  • If you can’t find your medication on Global DRO, contact us to find out if it is prohibited in sport.
  • You are responsible for correctly choosing search parameters and interpreting search results.


Please fill in the form below and click [Submit]. We will endeavour to respond to you within two business days.

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