CLENZIderm MD Therapeutic Lotion BPO 5%Bacteria on the skin surface and deep within pores can aggravate blemishes and cause breakouts. Obagi CLENZIderm Therapeutic Lotion BPO 5% contains benzoyl peroxide, a bacteria fighting ingredient that promotes healthy, clear skin and prevents breakouts from returning. This ingredient also provides light exfoliation to remove debris and prevent clogged pores that prevent skin from healing. Obagi CLENZIderm Therapeutic Lotion works as a moisturizer to