Soccer Khurshed Beknazarov, Tajikistan, Methylhexaneamine (First athlete to test positive at the games) Soft tennis Yi Sophany, Cambodia, Sibutramine. Wushu Tai Cheau Xuen, Malaysia, Sibutramine. Xuen was the winner of the Chinese martial art\'s women\'s nanquan and nandao all-round event on September 20. Weightlifting Mohammed al Aifuri, Iraq, etiocholanolone and androsterone. Karate Nour Aldin Al Kurdi, Syria, Clenbuterol Athletics Zhang Wenxiu, China, Zeranol About: Zeranol Zeranol is listed under anabolic agents in the WADA Prohibited Substances List. According to Wikipedia Zeranol is a non-steroidal estrogen agonist. It is a mycotoxin, derived from fungi in the Fusarium family, and may be found as a contaminant in fungus-infected crops. In the US studies has shown that beef cattle are given this steroid to make them fatter faster, to save money. About: Methylhexaneamine In the Anti-Doping Database we have registered 382 cases where an athlete has received a sanction for using this prohibited substance. The first cases involving this substance was registered in 2009. In that year there were 12 cases alone. In 2012, three years later, the number of cases had exploded to 149. In 2013 the number had dropped to 65. In 2014 we have currently registered nine cases. India is the country with the most athletes who has been sanctioned for using Methylhexaneamine. The country has banned 63 athletes. USA has sanctioned 35, while Australia has sanctioned 33. Methylhexaneamine (or Dimethylamylamine, DMAA) was added to the WADA prohibited list 2010 as a stimulant. Methylhexaneamine, a component of geranium oil, is now the ingredient of a variety of supplements. It is chemically related to ephedrine and amphetamine. In New Zeeland it is an active ingredient in \'party pills\'. In addition it has been found in weight loss products. Adverse effects of this drug include stroke, nausea and headache. About: Sibutramine In the Anti-Doping Database we have registered 31 cases where an athlete has received a sanction for using this prohibited substance. Sanctions can be anything from public warning to two years. Athletics has the most cases with 5 suspended athletes. Russia is the country with the most cases (4). Sibutramine is used in combination with a reduced calorie diet and exercise to help people who are overweight lose weight and maintain their weight loss. Sibutramine is in a class of medications called appetite suppressants. It works by acting on appetite control centers in the brain to decrease appetite. Sibutramine is no longer available in the U.S. It was withdrawn from the U.S. market in October 2010. The manufacturer has decided to stop producing sibutramine based on information from a recent clinical study. In this study, people taking sibutramine had an increased risk of cardiovascular events such as heart attack and stroke. If you are currently taking sibutramine, you should stop taking this medication and call your doctor to discuss switching to another treatment for weight loss or maintenance of weight loss.