Please choose the correct ending to complete the given sentence: Health: [header] How to stop itchy gums [title] Rinse your mouth with cool water. [step] Rinse out your mouth with cool or cold water. Rinsing may get rid of any debris that is causing your gums to itch and help soothe inflammation and swelling.

Ending1: Rinsing may also keep your mouth dry. [title] Take over-the-counter antimicrobial mouthwashes. Ending2: [substeps] You can also apply a moisturizing option like salicylic acid, which contains healing ingredients, to your lips. The soap will also soothe any existing swelling and reduce inflammation. Ending3: [substeps] Try and rinse with filtered or bottled water. You could be allergic to something in your water and that is causing your itchy gums. Ending4: [substeps] You can use cool water or a warm rinse to help ease inflammation during times of painful dental work. If you have sticky lips, cool water may be more helpful, but be aware that cold is your safest bet.

Answer format: ending1/ending2/ending3/ending4