I have very oily skin
Do you live in the US? Differin (active adapalene) is a product with a form of retinoid that is especially effective for regulating skin oil production, it is available OTC in the US, so you could try it: https://whatsinmyjar.com/product/differin-adapalene-gel-0-1-acne-treatment
A product with about 6% niacinamide could be helpful too: https://whatsinmyjar.com/product/paulas-choice-10-niacinamide-booster
You are already using azelaic acid, it can help as well.
And please consider adding a daily broadspectrum sunscreen for the AM, there are options with matt finish, for example, these ones: