The other appropriate instruction would be to apply topical antibiotic ointment.
It is a pathogenic disease of the skin that is caused by a bacterium known as Group A Streptococcus.
It is highly contagious and characterized by sores around the mouth and the nose.
Thus, apart from asking a patient with impetigo not to touch the wound so as not to contaminate other parts of the body, asking them to apply an antibiotic ointment is appropriate.
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