Athlete Guide to Anti-Doping
USADA is continually updating and expanding its library of resources to ensure that athletes and athlete support personnel can easily access information about some of the most important topics in anti-doping. The directory below can be used to find various articles and materials, organized by category, from across the USADA website.
More questions?
For questions about testing, contact USADA’s Athlete Services Team at athleteexpress@USADA.org or call (719) 785-2000.
For questions about specific products, substances, and methods, contact USADA’s Drug Reference Line at drugreference@USADA.org or call (719) 785-2000, option 2.
GENERAL
Testing
- Athlete Responsibilities and Failures to Comply
- Chaperones and their Role in Anti-Doping
- Declaring Medications
- Doping Control Officers (DCO) and What to Expect
- Dried Blood Spot Testing
- Important Questions to Ask During Testing
- InnoVero Sample Collection Equipment
- Pre-Competition Anti-Doping Checklist
- Registered Testing Pool
- Sample Collection
- Sitting Before Blood Sample Collection
- Testing Modifications
- Testing Selection Process
- Updater App
- Urine Sample Collection – 90 mL
- Whereabouts
- Whereabouts Failures
Supplements
- 5-Alpha-Hydroxy-Laxogenin
- All-Natural Supplements
- Athlete Biological Passport
- Calcium Supplements
- Caffeine
- Common Misconceptions about Supplements
- Compounding Pharmacies
- Creatine
- Energy Drinks
- Fish Oil Supplements
- Food v. Supplements
- Half-Life of a Drug
- High-Risk Supplements
- Ketones
- Low-Risk Supplements
- Magic Mushrooms
- Medications v. Supplements
- Melatonin
- Nitric Oxide
- NSF Certified for Sport Supplements
- Poppy Seeds
- Retesting Samples
- Screen your Supplements
- Supplements – Clean Sport Red Flag
- Supplement Legislation
- Supplement Myths
- Supplement Use – 3 Things to Know
- TUEs – 3 Things to Know
- Vitamin C Supplements
The Prohibited List – Substances and Methods
Non-Approved Substances
Anabolic Agents
- Anabolic Androgenic Steroids (AAS)
- Other Anabolic Agents
- Hypoxia-Inducible Factor (HIF) Activating Agents
- Erythropoieten (EPO)
- Insulin-like Growth Factor-1 (IGF-1)
- Peptide Hormones and their Releasing Factors
Beta-2 Agonists
Hormone and Metabolic Modulators
- SERMs
- Metabolic Modulators
Diuretics and Masking Agents
Narcotics
Chemical and Physical Manipulation
Gene and Cell Doping
Latest articles

Are Glucocorticoids Prohibited? Five Things to Know
The anti-doping status of glucocorticoids depends on several factors, including the route of administration (how you take it).

Can Athletes Treat Iron Deficiencies? Here’s What You Need to Know
Here’s what drug-tested athletes need to know about the anti-doping status of various iron deficiency treatments (permitted or prohibited.)

Modifications to the Testing Process: Who, What, and Why
Modifications to the testing process may be necessary to protect the integrity of the sample and ensure the wellbeing of the athlete.

Avoiding COVID-19 Scam Products
Companies have made attempts to financially benefit from COVID-19 by selling unproven “treatments” and cures. It is very important to avoid these scams.

5 Things Athletes Should Know About Boldenone
Along with being prohibited in sport, athletes should be aware of the many health and safety issues surrounding boldenone.

What Athletes Need to Know About COVID-19 Treatments and
Anti-Doping
Information about some of the medications athletes might be prescribed if they contract COVID-19, as well as the anti-doping status of each treatment.