Ceftriaxone+Sulbactam is used in the treatment of bacterial infections. Ceftriaxone + Sulbactam is a combination of two medicines: Ceftriaxone and Sulbactam. Ceftriaxone is an antibiotic. .Ceftriaxone (ceftriaxone sodium and dextrose) Injection is an antibacterial drug used to treat conditions such as lower respiratory tract infections, skin and skin structure infections, urinary tract infections, pelvic inflammatory disease, bacterial septicemia, bone and joint infections, and meningitis.