Don't listen to these idiots, you need 0.5% hydrocortisone cream, like this one
https://www.egopharm.com/au/en/products/dermaid-0-5-cream.html
If you are sure its fungal, use daktarin, it will knock down a fungus infection real quick,
https://onlinedoctor.superdrug.com/daktarin-cream.html
But most likely it just needs Dermaid, which is very popular and effective. use sparingly, a tube will last for months.
hydrocortisone knocks down the redness, and the moisturizes get rid of the flaking, within a few hours.
Been there, done that, doing it now actually.