Get tooth sensitivity relief with LISTERINE® Clinical Solutions Sensitive Teeth Mouthwash. Provides 24-hour protection and relief from tooth sensitivity* while eliminating 99.9% of germs that cause bad breath. This oral rinse provides relief from tooth pain and discomfort triggered by cold, heat, acids, sweets, or contact. Sensitive teeth can result from exposed dentin tubules; this mouth rinse helps treat tooth sensitivity by blocking these tubules.