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Published on: April 25, 2016
Glucocorticoids at the Olympic Games: state-of-the-art review
Insights
Glucocorticoids (GCs) prohibition in sports has evolved over decades. While medically unsound to inject GCs before competition, this clinical issue should be managed by sports organizations, not the World Anti-Doping Agency (WADA).
Area of Science:
- Sports Medicine
- Pharmacology
- Anti-Doping Science
Background:
- The prohibition of systemic glucocorticoids (GCs) in the Olympic Games spans nearly three decades.
- The status of non-systemic GCs has fluctuated, impacting therapeutic use exemptions.
- Analytical limitations in distinguishing GC administration routes persist since 1986.
Purpose of the Study:
- To review the history of glucocorticoid prohibition in sports.
- To analyze the implications of proposed WADA regulations on GC injections.
- To discuss the therapeutic rationale and risks of GCs in athletes.
Main Methods:
- Literature review of anti-doping policies and scientific studies on glucocorticoids.
- Analysis of historical trends in GC prohibition and detection methods.
- Discussion of pharmacological effects and clinical considerations of intra-articular GC injections.
Main Results:
- Prohibiting systemic GCs influenced the development of therapeutic use exemptions.
- Current analytical methods cannot differentiate GC administration routes.
- Injecting GCs locally or intra-articularly can achieve desired effects but vigorous exercise post-injection is therapeutically unsound.
Conclusions:
- Injecting GCs shortly before strenuous training or competition is medically inadvisable.
- The management of pre-competition GC injections is a clinical decision for sports bodies, not WADA.
- Sports like cycling and rowing have successfully addressed this issue internally.
Abstract:
In this state-of-the-art review, the author discusses the history of prohibiting glucocorticoids (GCs) and how this has occurred over nearly three decades at the Olympic Games. He relates how prohibiting systemic GCs in sport was a major factor in the development of therapeutic use exemptions and the fluctuating status of non-systemic GCs (banned, not banned). Concern is expressed that for 2017, the World Anti-Doping Agency (WADA) is proposing to prohibit injecting GCs shortly prior to competition. The author notes that in 1986, when GCs were first prohibited, analytical chemistry techniques could not distinguish the route of GC administration from its urinary concentration. Thirty years later, this remains the case. Importantly, this article discusses how the desired pharmacological effects of injecting GCs locally and intra-articularly can be achieved and why exercising vigorously immediately or shortly after a GC injection is therapeutically unsound. The review concludes by agreeing that injecting GCs shortly prior to strenuous training or competition is medically unwise but stresses that this is a clinical matter that sport-not WADA-needs to address. Cycling and rowing have managed this successfully for the past 5 years.
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