B.Braun Prontosan Wound gel X 250 gProntosan Wound Gel X is a hydrogel that cleanses and moisturizes acute and chronic skin wounds or burns. Prevents biofilm formation. With the help of Prontosan gel for wounds X, you remove dirt, germs from the wound and retain moisture in the wound. This will prevent the infection and support the process of natural healing. When to use Prontosan Wound Gel X? For acute skin injuries, such as abrasions, bites, lacerations, cuts, stab wounds, frostbite.