This substance has been identified as furosemide. It is reportedly a diuretic, not a performance-enhancing substance.

South AfricaZubyle Hamza was tested positive for banned substances under the International Cricket Council (ICC) anti-doping test conducted on March 17, 2022.
This substance has been identified as furosemide. It is reportedly not a performance-enhancing substance, but a diuretic prescribed to treat high blood pressure and reduce the swelling caused by the accumulation of water in the body.
Meanwhile, Hamza agreed to work with the ICC on this matter and also voluntarily suspended it. The CSA statement confirmed that the authorities (CSA, SACA, and WPCA) were “supporting him in the process.”
Zubayr is fully collaborating with ICC: CSA release
“Cricket South Africa (CSA), South Africa Cricket Association (SACA), and Western Cricket Association (WPCA) today have Protea player Zbyle Hamza anti-doping code from the International Cricket Council (ICC). Positive test is 2022 1 Following the ICC anti-doping test on 17th March, “the CSA said in a statement.
“Zubayr has not challenged the positive test and is fully cooperating with the ICC and has agreed to a voluntary suspension that will begin immediately while the written submission is submitted to the ICC.” Added.
“A positive test was associated with the substance furosemide, which is not a performance-enhancing substance, and Zubayr was able to identify how the substance entered his system. The process to follow was negligent on Zubayr’s side. Or it involves presenting evidence that there was no negligence, or no gross negligence or negligence.
CSA, SACA, and WPCA are helping Zubayr in this process and will continue to help until the issue is resolved, “the statement further states.
A right-handed player who made his test debut against Pakistan in 2019 was able to do six tests for his country in just half a century with 12 innings. He made his one-day international debut against the Netherlands in 2021 and recorded half a century at the opening ODI before having to cancel the three-game series due to the threat of the Covid-19 Omicron variant. The 26-year-old recently withdrew from an ongoing series against Bangladesh for personal reasons.