News on doping in sport

Stay informed on clean competition and anti-doping measures through the Anti-Doping Database.

WADA Removes Cameroon from Anti-Doping Non-Compliance List

The World Anti-Doping Agency (WADA) has removed Cameroon's national anti-doping organization from its list of non-compliant signatories, effective immediately, following successful completion of required reforms.

Eritrean Marathon Champion Suspended for EPO Following Copenhagen Victory

Berhane Tesfay, the Eritrean athlete who won the 2025 Copenhagen Marathon, has been provisionally suspended by the Athletics Integrity Unit (AIU) for the presence and use of EPO (erythropoietin), according to an announcement made on July 22, 2025.

CAS Exposes "Cultural Problem" in Brazilian Football's Anti-Doping Relations

The Court of Arbitration for Sport has identified what it calls a "cultural problem" in Brazilian football regarding doping controls, revealing systematic obstruction of anti-doping procedures that extends far beyond a single case.

Gabigol Wins CAS Appeal After Criticism of Brazilian Doping Control Procedures

Flamengo striker Gabriel "Gabigol" Barbosa has had his two-year doping suspension overturned by the Court of Arbitration for Sport (CAS), which acquitted him of charges of attempted tampering with doping control.

Congolese Handball Player Sanctioned for Cannabis Violation at African Games

Congolese handball player Daniel Morisholombe has been sanctioned with a two-year period of ineligibility following a positive test for the banned substance carboxy-THC, according to a statement by the International Testing Agency (ITA).

Boldenone involved in nearly 5% of all Anabolic Steroid cases

Detected in more than 300 cases worldwide, boldenone is involved in nearly 5% of all doping cases involving anabolic steroids.

Canadian swimmer provisionally suspended after failing to provide whereabout information

Canadian swimmer Penelope Oleksiak has accepted a voluntary provisionally suspension after failing to provide whereabout information.

Legal Support in Anti-Doping Hearings: Unequal Access, Uneven Process

A review done by the Anti-Doping Database shows that many athletes often attend hearings alone, or accompanied by a parent, coach, or agent - not a legal professional. This is a structural imbalance and not fair play.

Hydrochlorothiazide remains a key focus in global anti-doping efforts

Hydrochlorothiazide (HCTZ), a diuretic classified as a masking agent, has been linked to 287 doping sanctions worldwide, making it the second most sanctioned substance of its kind, after furosemide. Data from the Anti-Doping Database shows the substance remains prominent across a broad range of sports and countries.

Anti-Doping Violations: Nine Primary Substance Classes Dominate Global Sanctions

Anti-doping violations worldwide span multiple substance categories, with anabolic agents accounting for the majority of sanctions against athletes across all sports and countries. Data from sanctioned athletes reveals distinct patterns in prohibited substance use, with certain classes appearing far more frequently in violation cases than others.

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