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Mohammed Usman Handed 30-Month CSAD Ban After Testosterone Positive

CSAD hit UFC heavyweight with a 30-month suspension after an out-of-competition Sept. 8, 2025, sample tested positive for testosterone. The ban is retroactive to Oct. 9, 2025, two days before his planned bout with Valter Walker, and runs until Apr. 9, 2028. CSAD added six months for false statements during the probe, leaving him nearly 40 at eligibility.