Soaks and whirlpools are very helpful. The possibility of a state of immune deficiency should be considered. Demodicosis, when left untreated, may lead to serious cases of cellulitis. It looks like a normal pyoderma but it does not respond to antibiotic therapy. Caution should be used when administering this drug since idiosyncratic toxicity has been reported.
Pustules are usually present on the muzzle, inside the pinnae, and on the mucocutaneous junctions.
Swelling of the muzzle may be severe. Lymphadenopathy is common. This condition is not a bacterial infection but a type of hypersensitivity. It is important that you rule out demodicosis before considering treatment with steroids. Most clinicians use antibiotics as coverage to prevent development of secondary bacterial infections.