I would use Betadine or chlorhexidene (Hibiclens) to clean the wound since it has an odor. Do not use peroxide, since it damages tissue. It was fine to use it once, but it will prevent healing.
https://www.amazon.com/Durvet-B000HHSD8M-Chlorhexidine-Solution-fl/dp/B000HHSD8M
https://www.amazon.com/Durvet-B000HHSD8M-Chlorhexidine-Solution-fl/dp/B000HHSD8M