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Cocaine Controversy: Former Champ Joseph Parker's Positive Test
14 Nov
Summary
- Joseph Parker failed a drugs test before his October 2025 defeat
- Traces of cocaine found in sample given to Voluntary Anti-Doping Agency
- Parker has option to request B-sample testing

In a shocking turn of events, former heavyweight boxing champion Joseph Parker has been embroiled in a doping scandal. According to reports, Parker failed a drugs test administered by the Voluntary Anti-Doping Agency (Vada) on October 25, 2025, the very day of his fight against Fabio Wardley.
The test results revealed the presence of traces of cocaine in Parker's sample. This revelation has left those close to the 33-year-old New Zealander dismayed, as cocaine is considered a recreational drug and not a performance-enhancing substance. However, the use of such substances can still lead to a multiple-year ban for a boxer.
Parker, who was stopped by Wardley in the 11th round at the O2 Arena in London, has the opportunity to request that his B-sample be tested to confirm the initial findings. The former WBO interim heavyweight champion was in line to face Oleksandr Usyk for the major heavyweight belts in 2026, but this latest development has cast doubt on his future in the sport.
Parker, a training partner of fellow ex-champion Tyson Fury in recent years, has faced the likes of Anthony Joshua, Deontay Wilder, and Dillian Whyte in his illustrious career. The Kiwi boxer had never before been beaten, but this latest setback could have significant consequences for his career.


