The best ways to stop droolingChange sleeping positions. Share on Pinterest Certain sleeping positions may encourage drooling. Treat allergies and sinus problems. Take medication. Receive Botox injections. Attend speech therapy. Use an oral appliance. Have surgery.Apr 25, 2018
Saliva that forms a white foam can be a sign of dry mouth. You might notice the foamy saliva at the corners of your mouth, as a coating on your tongue or elsewhere inside your mouth. Additionally, you may experience other symptoms of dry mouth, like a rough tongue, cracked lips or a dry, sticky or burning feeling.