Good evening. Not sure if this is the right group for this question or not, if not hopefully someone can…

Good evening. Not sure if this is the right group for this question or not, if not hopefully someone can direct me to the right place. My son (3 years old) had what I thought were blisters on his toes. It got worse and the top of his foot turned red. The doctor said it's athlete's foot and probably one of the blisters got infected then spread to his foot. They gave him antibiotics and a fungal cream. The infection cleared but the ath