How do u stop gums pain/swelling?

You need help: Gum pain and swelling is a serious symptom, particularly if bleeding is present. Bacteria have created infection that leads to open wounds that if you had them on your hand, you would be very concerned. In the mouth they are hidden from view. You just feel pain and see bleeding. You are at risk for transient bacteremias damaging blood vessel lining in your whole body. See a dentist/hygienist.