US EditionMunguia Faces Discipline After B-Sample Positive
RIYADH, SAUDI ARABIA, JUN 17 – Jaime Munguia faces possible suspension and a no-contest ruling after both A and B drug tests confirmed synthetic testosterone use following his May 4 fight.
- Jaime Munguia tested positive for exogenous testosterone in both A- and B-sample drug tests following his May 4, 2025 unanimous-decision victory over Bruno Surace in Riyadh.
- This positive result came after Munguia avenged Surace's knockout win from their December 2024 bout, and Munguia's team claims the finding resulted from contamination not intentional ingestion.
- Surace expressed shock over the positive test, emphasizing boxing has no place for cheating, while Munguia has formally requested additional testing and maintains full cooperation with authorities.
- Team Munguia stated that Jaime was not aware of or did not purposefully consume any prohibited substances, and they confirmed that the B-sample test also detected synthetic testosterone, consistent with the initial A-sample results.
- Munguia may face suspension and have his victory over Surace changed to a no-contest, while the governing body has not yet set a date for an official hearing.
13 Articles
13 Articles
Bruno Surace said that what happened is sad for boxing and asked the competent authorities that Jaime Munguía be sanctioned
Jaime Munguía continues to face the most important fight of his career: vs. the anti-doping, and it is that a few weeks ago the Mexican boxer gave positive to the test. The anti-doping test that Munguía underwent in the beginning came out positive for testosterone of exogenous origin, so his team asked for a B test to prove his innocence. However, this second test also came out positive which could lead the Mexican boxer to a possible annulment …
The Tijuan fighter Jaime Munguía already knows the result of test B, corresponding to the anti-doping control of the VADA that was practiced on May 4 in Saudi Arabia. Contextualizing, it was on May 29 when it was published that the fighter of the supermedium weights Jaime Munguía had tested positive for exogenous metabolites of testosterone , which means that that testosterone entered the organism externally, which is a violation in terms of ant…
Bruno Surace fell from high. Very admired by Jaime Munguia, the Mexican boxer whom he had beaten by KO last September in Tijuana, before losing by unanimous decision of the judges the revenge in May in Riyadh, the 26-year-old Marseilles learned in recent days that his opponent was actually doped with testosterone at the time of the second fight. The analysis of sample B confirmed the positive test of sample A, and the British Boxing Board of Con…
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