On 25 September 2019, a doping control was conducted on the swimmer Bibgul Menlibaeva (UZB). The athlete was tested positive to the substance 5-methylhexan-2-amine (Class S6. Stimulants).
According to the decision of the FINA Doping Panel, Ms. Bibgul Menlibaeva has been found to have committed an anti-doping rule violation under FINA DC Rule 2.1 – presence of prohibited substance in an athlete’s sample. As a result, she has been sanctioned with a (2) two-year ineligibility period commencing on 25 September 2019, and ending at the conclusion of 24 September 2021".