Aureomycin. 1 Teaspoon per gallon of water. Used for respiratory problems.

LS-50 Respiratory Antibiotic For CRD Mix 1 teaspoon per gallon of water for 5 to 7 days.

 This medication is getting hard to find. It will not be around very long so get it while you can. An effective antibiotic for use in drinking water for control of specific diseases in poultry and swine. Treats infectious Synovitis, CRD, Air sac infections, and Fowl Cholera. 

Sulfadimethoxine, Anti bacterial soluble powder. Widely used to treat cocci respiratory infections and bacterial enteritis. Use for treatment of coccidiosis, fowl cholera and infectious coryza. Same as Albon.