The Obagi CLENZIderm M.D. is an effective treatment for acne and acne related pigmentation. This prescription-strength acne treatment contains 5% benzoyl peroxide (BPO) which penetrates deep into the skin to tackle acne at its roots. The prescribing doctor at the clinic will advise which is the most suitable skin care system to meet your specific needs. The CLENZIderm M.D. Systems products are specially formulated to work together to provide optimal results. The system contains the following products: