Clostridium novyi Disease Overview This is soilborne, mostly due to fecal contamination, and present in the intestines and livers of cows. Merck Animal Health Solutions For Clostridium novyi BOVILIS® 20/20 VISION® 7 WITH SPUR®* Learn More BOVILIS® VISION® 7 SOMNUS WITH SPUR®* Learn More BOVILIS® VISION® 7 WITH SPUR®* Learn More BOVILIS® VISION® 8 SOMNUS WITH SPUR®* Learn More BOVILIS® VISION® 8 WITH SPUR®* Learn More Clinical Signs Lagging behind herd Sternal recumbency