(Zoetis Animal Health) Draxxin 25 is a lower concentration of Draxxin to fight swine respiratory disease (SRD) in small pigs, including nursery pigs weighing at least 4 lbs. Draxxin 25 Injectable Solution is indicated for the treatment of swine respiratory disease (SRD) associated with Actinobacillus pleuropneumoniae, Pasteurella multocida, Bordetella bronchiseptica, Haemophilus parasuis, and Mycoplasma hyopneumoniae; and for the control of SRD associated with Actinobacillus pleuropneumoniae, Pasteurella multocida, and Mycoplasma hyopneumoniae in groups of pigs where SRD has been diagnosed. Each ml of Draxxin 25 contains 25 mg of tulathromycin. Inject a single dose IM in the neck. Administer 1 ml per 22 lbs. (2.5 mg/kg) body weight. Do not inject more than 4 ml per injection site. Tulathromycin.