Purina® EquiTub® with ClariFly®Purina EquiTub with ClariFly is an easy to feed, self fed horse supplement for consistent nutrition and seasonal fly control. You can count on our research backed formula to provide supplemental nutrition, fly control and gastric support in a palatable form designed for multi horse convenience. High quality ingredients such as alfalfa, rice bran and flaxseed are paired with cutting edge technology to help ensure consistent intake and nutrient