Prache Cream Benzoyl Peroxide. If you take the time to browse through the different acne skin care products, you would find benzoyl peroxide to be one of their common denominators. This substance is actually very effective when it comes to the treatment of pimple spots. However, you also have to be wary about using benzoyl peroxide, as it can cause drying of your skin. Skin irritation is commonly experienced, as well as skin burning. The best thing to do here is to use it with moderation.