WADA publishes annually a List of Prohibited Substances and Methods. It is valid from January 1 each year.
PDF Prohibited List 2013
Prohibited Substances contained in Medications
In order for athletes to check whether medications that they take, or are considering taking, contain prohibited substances, many ADOs have compiled databases and/or lists for athletes to check medications. Below are links to a number of such websites.
The ISU holds no responsibility for the accuracy or completeness of the information provided by any of the websites listed below. Athletes should check with their doctor in case of any doubts.
South Africa: http://www.drugfreesport.org.za/?page_id=266