Rotarix® is a live, attenuated rotavirus vaccine designed to protect infants against rotavirus gastroenteritis, a leading cause of severe diarrhea and dehydration in young children. Each 1.5 mL dose contains at least 10⁶.⁰ CCID₅₀ of the human rotavirus RIX4414 strain, produced on Vero cells. The vaccine is administered orally and is not intended for injection.