U.S. Anti-Doping Agency (USADA)

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white pills on yellow background Substance profile Clomiphene

Substance Profile: What Athletes Need to Know about Clomiphene

As a part of competitive sport, many elite athletes must comply with the World Anti-Doping Agency Prohibited List, strict global standards that prohibit the use of certain substances and methods that can enhance performance and cause negative health effects. The WADA Prohibited List helps ensure that athletes can compete on a level playing field anywhere in the world.
To help athletes comply with the List, USADA provides a wide range of resources, including substance profiles, which include important information on high-risk substances like clomiphene.

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urine sample on table in laboratory with pipette next to it.

USADA Retests Samples for Unapproved and Abused Blood Booster

A new class of drugs, called HIF-stabilizing agents, mimic the natural response to hypoxia, or insufficient oxygen, and result in increased production of red blood cells (RBCs). While a number of related pharmaceutical products are being developed to assist in the treatment of legitimate diseases, such as anemia,…

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kratom leaves on table

Substance Profile: Kratom

Kratom is a plant that produces compounds that have opioid-like effects. While not currently prohibited, athletes are advised to steer clear for health reasons.

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