Little bit bitten Nipple what should I do?

Last night my boyfriend was bitting my nipple and when I came home it hurt but I think it was just a little pain that wil go now I had showered and I saw that I have little cut on my nipple I cleaned it with a antibacterial spray for skin and I put some antibacterial powder and bandage. How can I know that it won’t be infected? Right now it doesn’t hurt but when I was cleaning it hurt a little bit
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