Italy's two-times world champion Simone Barlaam secured a gold medal in the men's 100 metres backstroke at the World Para Swimming World Series event in Lignano Sabbiadoro.
He clocked 1min 03.62secs to triumph at Bella Italia Village, given the advantage due to his S9 class.
In second was Belarus's Ihar Boki with 57.61, while Italy also took bronze through Riccardo Menciotti in 1:01.55.
British Olympic and world champion Alice Tai added another gold medal to her collection in the women's 100m backstroke, winning in 1:08.99.
Nuria Marques Soto was second in 1:09.42, while Italy's Carlotta Gilli placed third.
Spanish athletes were successful in the men's 100m backstroke, collecting gold and bronze.
Antoni Ponce Bertran, competing in the SB5 class, was victorious in 1:30.41, beating Italy's Stefano Raimondi in 1:06.85.
Oscar Salguero Galisteo was third, finishing in 1:10.54.
The competition continues tomorrow.