The 2016 Russian Artistic Gymnastics Championships was held in Penza, Russia between 28 March - 10 April 2016.
[1] On Saturday, April 2, new national champion Nikolai Kuksenkov was suspended from the Russian men's championships in Penza after it was revealed he tested positive for the banned substance meldonium.
[3] On Friday, April 15, the Russian Anti-Doping Agency notified the Russian Gymnastics Federation that it had officially lifted Kuksenkov's suspension, formally allowing him to return to competition.
The news came after the World Anti-Doping Agency (WADA) admitted that "there is currently limited data available" on how long meldonium stays in the system after use.
[4]