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Exclusive: Ketlen Vieira suspended 6 months after positive test following Cyborg fight

Nearly two months after her 30th mixed martial arts victory, Cris Cyborg considers the circumstances surrounding her Aug. 22 bout with fellow Brazilian Ketlen Vieira in Tampa, Fla., to be "extremely unusual."

Published: Tuesday, 13 October 2026 at 6:43 AM
Exclusive: Ketlen Vieira suspended 6 months after positive test following Cyborg fight
Key Things to Know
  • Ketlen Vieira received a six-month suspension following a positive drug test after fighting Cris Cyborg.
  • Vieira tested positive for a steroidal substance banned by the World Anti-Doping Agency.
  • The test followed Vieira's unanimous decision loss to Cris Cyborg at PFL Tampa on August 22.
The Story in 60 Seconds

Former UFC fighter Ketlen Vieira has received a six-month suspension following a positive drug test after her bout against Cris Cyborg. Vieira tested positive for a WADA-banned steroidal substance, as confirmed by Mohegan Tribe Department of Athletic Regulation director Mike Mazzulli.

The test occurred following Vieira's unanimous decision loss to Cyborg at PFL Tampa on August 22. Before that bout, Vieira also missed weight by over seven pounds, turning what was scheduled to be a title fight into a non-title contest.

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