Sulphadiarine-S contains Sulphadimidine Sodium and Diaveridine HCL, formulated for the treatment and control of coccidiosis in poultry. It is effective against both cecal coccidiosis (Eimeria tenella, E. brunetti) and intestinal coccidiosis (E. acervulina, E. maxima, E. necatrix), making it suitable for all poultry species, including laying birds, across different ages.