SN Instructed to the urostomy care: How to change the Urostomy bag: Prepare the new bag. Gather everything you need in the bathroom: plastic bags, toilet paper, paper towels or a soft washcloth, a clean cloth wipe, an additional skin barrier in the form of a paper towel (if desired) and a new bag.If the bag you use does not come with a skin barrier already made, take the measurements and now form the opening with scissors. Slowly remove the skin barrier lining. Put aside the skin barrier. Empty the used bag before removing it. To empty the bag, sit on the toilet or stand in front of it: Remove the used bag. To remove the used bag, sit on the toilet or stand in front of it. Carefully separate the skin from the skin barrier with one hand. To do this, start at the top edge of the skin barrier. With the other hand, slowly release the skin barrier from top to bottom. Seal the used bag tightly inside a plastic bag and dispose of it in the trash: Clean the area around the stoma. Use toilet paper to clean urine and mucus in the stoma or the skin around it. Clean the skin with warm water and a soft cloth wipe or a paper towel. Clean up to the stoma border. You can also do this while showering. Dry the skin without rubbing, using a clean towel; and Place the new bag. Use a folded paper towel or a piece of gauze to keep the stoma dry while placing the new pouch. Once you have changed the bag, wash your hands.