Antidermatosis Shampoo Antimicrobial Degreasing Cleansing Moisturizing Formulation Active Ingredient(s): Benzoyl peroxide 2.5%. Indications: For relief of signs associated with superficial and deep pyodermas, seborrhea complex, etc. and of conditions where an antimicrobial, follicular flushing is of benefit in dogs and cats. OXYDEX Shampoo is a potent, antimicrobial, cleansing and degreasing formulation in an elegant, fragranced, soap-free, lathering shampoo base.