All Iwate Pref. races canceled after 5th horse tests positive for banned steroid: The Mainichi 12/27/18

Press Release: MORIOKA -- The banned muscle-building steroid boldenone was detected in a horse entered in a December race at the Mizusawa track in Oshu, Iwate Prefecture, the prefectural horseracing association announced on Dec. 26. It was the fifth racehorse to test positive for boldenone in the northeastern prefecture since this summer. The racing association