Football Football UEFA hands Ajax keeper Andre Onana 12-month doping ban Traces of the banned substance Furosemide were found in Ajax goalkeeper Andre Onana's urine sample during an out-of-competition test on October 30. Reuters 05 February, 2021 17:32 IST Goalkeeper Andre Onana, who has been banned by UEFA for violating doping rules, is contracted at Ajax until 2022 (File Photo). - Getty Images Reuters 05 February, 2021 17:32 IST Ajax Amsterdam goalkeeper Andre Onana has been suspended for 12 months by European football's governing body UEFA for violating doping rules, the club said on Friday.Traces of the banned substance Furosemide were found in the Cameroon international's urine sample during an out-of-competition test on October 30, Ajax said, leading to a year-long ban for the player from all footballing activities effective from Friday.READ | Champions League: Group-stage revamp plans face resistance Ajax said the violation was the result of a mistake by Onana who, according to the Dutch club, accidentally took a medicine meant for his wife on the morning of October 30.Ajax said it would appeal the ban at the Court of Arbitration for Sport (CAS).Onana's doping ban is the second blow for Ajax within a few days after the discovery earlier this week that it had failed to register its record signing Sebastien Haller for the Europa League knockout rounds.The 24-year old Onana has played 142 matches for Ajax since 2015 and has earned 15 caps for Cameroon. Read more stories on Football. For more updates, follow Sportstar on :