U.S. Anti-Doping Agency (USADA)

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Category: Education

Stanozolol vial and needle

What is Stanozolol?

Stanozolol is a synthetic steroid derived from testosterone that has anabolic & androgenic properties, & classified as a Schedule III controlled substance.

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Half-Life of a Drug

Determining the half-life of a drug depends on many variables, and it is extremely important that athletes understand the clearance times of medications.

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How does USADA pick who to test?

Selecting Athletes for Testing

Selecting Athletes for Testing USADA staff go to great lengths to develop an efficient and effective test distribution plan that allocates our resources intelligently. Factors for determining tests align with WADA’s International Standards for Testing and Investigations and may include: Physical demands of the sport and possible performance-enhancing effects that doping may elicit Doping analysis

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What if it's 8 p.m. and I'm at the store trying to figure out which meds I can take?

Global DRO Day or Night

Global DRO is available day or night.   If you find yourself at the pharmacy wondering what over-the-counter medicines you can take, USADA has an important resource for you. GlobalDRO.org is a website designed to provide easy access to information about the prohibited status of medications day or night, and is mobile accessible so you

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