UCI provisionally suspend Marlon Pérez

UCI President Pat McQuaid at the UCI headquarters in Aigle

UCI President Pat McQuaid at the UCI headquarters in Aigle (Image credit: AFP)

The UCI has announced that Colombian rider Marlon Alirio Perez Arango has been provisionally suspended after he returned analytical findings of metabolite GW1516 sulfone – Metabolic Modulator and sibutramine in urine samples collected from him during tests at the Vuelta a Costa Rica on 19 and 26 December, 2012.