Bio Medwash 7oz. First-Aid Eye/Skin Wash spray. The sole ingredient in BIO MED WASH® is Bio-Logic Aqua® tissue-culture grade water, a pH-balanced water that is naturally pure, non-allergenic, 100% safe for external application, and a proven natural moisturizer for skin and eyes. The trigger actuator emits Bio-Logic Aqua® tissue-culture grade water as a spray, making it unnecessary to touch the wound. This is a perfect first-aid solution for remote areas or places where running water is not available. The patient can be treated quickly and effectively before emergency care arrives. Sold as Ea"