Impetigo More Condition_treatment How Do I Know When Impetigo Is Gone?

How do i know when impetigo is gone? - impetigo more condition_treatment

I had impetigo, for 4 days now. I was called with a cream Bactroban Cream. The bark is gone, now all that is a stain red-ish. Can I contact with other people? Like a handshake, etc., or do I stay at home longer.