ERYTHROCIN™ LACTOBIONATE (erythromycin lactobionate) This product information is intended only for residents of the United States. for Healthcare professionals:ERYTHROCIN™ LACTOBIONATE, Vial U.S. Physician Prescribing InformationERYTHROCIN™ LACTOBIONATE, ADD-Vantage Vial U.S. Physician Prescribing Information Button previous Button next