What Are The Uses And Side Effects Of Benzoyl Peroxide And Clindamycin Cream?

hello, it started last week after i applied a benzolperoxide and clindamycin cream for acne for 2 days then my skin started dying out badly.after this i saw mild discolouration on the cheek i stopped usintg it immediately from then on when ever my face itches very mildly and i touch that part to stratch a bit i see the same discolouration as if my skin is bleached at that part