Sulfonamide	Species	Dosage, Route, and Frequency
Sulfathiazole	Horses	66 mg/kg, PO, tid
	Cattle, sheep, pigs	66 mg/kg, PO, every 4 hr
Sulfamethazine	Cattle	220 mg/kg, PO or IV, sid (initial dose; half for subsequent doses)
Sulfadiazine	All	50 mg/kg, PO, bid
Sulfadimethoxine	All	55 mg/kg, PO, sid (initial dose; half for subsequent doses)
Sulfaethoxypyridazine	Cattle	55 mg/kg, PO, sid
	Pigs	110 mg/kg, PO, sid (initial dose, half for subsequent doses)
Sulfapyridine	Cattle	132 mg/kg, PO, bid (initial dose, half for subsequent doses)
Succinylsulfathiazole	All	160 mg/kg, PO, bid (initial dose, half for subsequent doses)