520.1696a—Buffered penicillin powder, penicillin powder with buffered aqueous diluent.
        
        (a) Specifications.
         When reconstituted, each milliliter contains penicillin G procaine equivalent to 20,000, 25,000, 40,000, 50,000, 80,000, or 100,000 units of penicillin G.
    
    
    
    
    
    
        
        (i) Indications for use.
         Treatment of chronic respiratory disease (air-sac infection) and bluecomb (nonspecific infectious enteritis).
    
    
        
        (ii) Limitations.
         As penicillin G procaine; not for use in laying chickens; prepare fresh solution daily; withdraw 1 day before slaughter; as sole source of penicillin.
    
    
    
        
        (i) Indications for use.
         Prevention of chronic respiratory disease (air-sac infection) and bluecomb (nonspecific infectious enteritis).
    
    
        
        (ii) Limitations.
         As penicillin G procaine; not for use in laying chickens; prepare fresh solution daily; withdraw 1 day before slaughter; as sole source of penicillin.