Sulphaprim Injection combines Sulphadiazine-Na and Trimethoprim, offering broad-spectrum antibacterial action against Gram-positive and Gram-negative organisms like E. coli, Staphylococci, Streptococci, and Salmonella. Ideal for horses, cattle, dogs, and cats, it treats respiratory, urogenital, and alimentary tract infections, as well as neonatal diarrhea, salmonellosis, mastitis, and secondary bacterial infections.