OCTENISAN Antimicrobial Antiseptic Body Wash Lotion (For Extreme Dry & Itchy Skin) 500ml OCTENISAN WASH LOTION is an antiseptic whole-body wash that can reduce the bioburden loads on the body that results in atopic dermatitis. Users: For extreme dry and itchy skin. For flared up related to dermatological conditions. The solution to your skin concerns. For dermatological condition related to Staphylococcus aureus.