Each packet contains 684 grams of oxytetracycline hydrochloride for use in the drinking water of swine to control and treat the following diseases susceptible to oxytetracycline: • Bacterial enteritis caused by Escherichia coli and Salmonella choleraesuis • Bacterial pneumonia caused by Pasteurella multocida • For Breeding Swine: Leptospirosis (reducing the incidence of abortions and shedding leptospira) caused by Leptospira pomona Use as a sole source of oxytetracycline. Do not use for more than 5 consecutive days in swine.