There are different strategies to reduce the size of enlarged pores and the Obagi Blue peel is certainly one of them and also time tested to be a clinically efficacious treatment for this problem. In addition to exfoliating skin, it reduces the size of pores by stimulating collagen growth...
I recommend that you use 2 products, Melarase AM and Melarase PM creams in the morning and evening respectively and this should help clear the hyperpigmentation. They are available from Kare Skin.