a composition is provided for the treatment of contagious equine metritis , a contagious venereal disease of horses . the composition appears to function as a biological inhibitor and has antibacterial and antifungal activity when applied to the normal flora and secretions of the epidermis and mucous membranes . also , the composition has antipruritic and anti - inflammatory activity . the composition is efficacious in the treatment of lesions produced by bacteria , fungi , allergies , viruses , trauma , and burns to the epidermis , dermis , muscles and mucous membranes of the surface or in body cavities of animals and man . the composition preferably comprises an aqueous solution of dextrose , citric acid and a buffering mixture of the salts of citric acid and acetic acid to provide an optional ph between 3 . 0 to 6 . 5 for various wound lesions .