From July 2013 to July 2015, Prokopenko was disqualified from all competitions for doping. She tested positive for the banned metabolite ostarine at the Russian Youth Athletics Championships in June 2013.[3]
After her return to the sport, Prokopenko won her first Russian Athletics Championship individual title in 2016. She would later go on to win an indoor national title in 2018 as well.[4] At the 2018 World Indoor Championships triple jump, Propenko jumped 14.05 metres in the third round, initially placing her tied for 2nd place, but she was surpassed in the following rounds and finished 7th overall.[1]