Braun Prontosan Wound SolutionBraun Prontosan Wound Solution Braun Prontosan Wound Solution is a purified water. It contains undecylenamidopropyl betaine, 0. 1% and polyaminopropyl biguanide (polyhexanide), 0. 1%. For cleansing, moisturising and decontamination of acute and chronic wounds Ideal for negative pressure therapy and emergency debridement and helps to penetrate and cleanse the wound prior to dressing