In the post-fight drug test after the bout against Davis, however, Guzman tested positive for Furosemide, a diuretic banned by the Nevada State Athletic Commission, and the same kind used by Ali Funeka who was suspended for nine months after the rematch with Guzman.
Mitko Grabnev (56 kg) and Angel Guenchev (67.5 kg) of Bulgaria were originally won their respective weight classes, but were both disqualified after they tested positive for Furosemide.
Oyuunbilegiin Pürevbaatar of Mongolia originally placed 5th, but was disqualified after he tested positive for Furosemide.