520.2158a—Streptomycin sulfate oral solution.
        
        (1) Calves and swine—
        
        (i) Amount.
         10 to 15 milligrams per pound (mg/pound) of body weight (1.0 to 1.5 grams per gallon).
    
    
        
        (ii) Indications for use.
         Treatment of bacterial enteritis caused by Escherichia coli and Salmonella spp. susceptible to streptomycin.
    
    
        
        (iii) Limitations.
         Calves: Do not administer for more than 5 days. Swine: Do not administer for more than 4 days. Prepare fresh solution daily. Calves: Withdraw 2 days before slaughter. As sole source of streptomycin. Warning: Certain strains of bacteria may develop a tolerance for streptomycin. Consult a veterinarian or animal pathologist for diagnosis.
    
    
    
        
        (ii) Indications for use.
         Treatment of nonspecific infectious enteritis caused by organisms susceptible to streptomycin.
    
    
        
        (iii) Limitations.
         Chickens: Do not administer for more than 5 days. Withdraw 4 days before slaughter. Do not administer to chickens producing eggs for human consumption. Prepare fresh solution daily. As sole source of streptomycin. Warning: Certain strains of bacteria may develop a tolerance for streptomycin. Consult a veterinarian or animal pathologist for diagnosis.