Spiraject Injection is a veterinary antibiotic containing Spiramycin, known for its efficacy against specific bacterial infections. It is indicated for the treatment of acute clinical mastitis in lactating cows caused by Staphylococcus aureus strains sensitive to Spiramycin. Additionally, Spiraject is used to manage respiratory infections caused by Pasteurella multocida and Mannheimia haemolytica, offering targeted and effective treatment to support animal health.