Effects of Kamishoyosan, a Traditional Japanese Kampo Medicine, on Pain Conditions in Patients with Intractable Persistent Dentoalveolar Pain Disorder
Relaxation training. (a) Take a deep breath with the mouth wide open. (b) Roll the lips back inside the mouth. (c) Close the mouth until the lips touch. (d) Relax the masticatory muscles, tongue, and jaw without letting the teeth touch.