
A hormone drug licensed for diabetes also helps obese people lose weight when used in combination with a low-fat diet and physical exercise, according to a trial published online on Friday by The Lancet.Liraglutide, marketed as Victoza, outperformed the established anti-obesity drug orlistat, commercialised as Alli or Xenical, among 564 European volunteers, it suggests.The 135 men and 429 women volunteers were divided into three groups.