Can be used but
Some dermatologist recommend salicylic acid
and benzyl peroxide together but may increase skin irritatin and drying effect on the skin
benzyl peroxide kills acne
but can cause skin irritation
and dryness .
While salicylic acid promotes skin turn over to unclog pores but can also cause skin irriation and dryness.
Combination products are available in form of cleanses, masks, gels;loti.