My female has had repeated trouble with staph. Here is one thread which may help.
I currently give her a fish oil capsule each day, and feed her a quality kibble.
We have not had a recurrence, lately. We also use a special shampoo once a month, that has an antiseptic in it, which helps alleviate the itching associated with it turning into staph because the pustules become infected from the dog scratching...
http://www.rottweiler.net/forums/sho...threadid=19114