p span style="color: rgba(0, 0, 0, 0.8); font-family: Roboto, 'Helvetica Neue', Helvetica, Arial, 文泉驛正黑, 'WenQuanYi Zen Hei', 'Hiragino Sans GB', '儷黑 Pro', 'LiHei Pro', 'Heiti TC', 微軟正黑體, 'Microsoft JhengHei UI', 'Microsoft JhengHei', sans-serif; white-space: pre-wrap;" Sensodyne Rapid Relief is clinically proven for fast relief and daily protection of sensitivity. Its unique formula quickly creates a barrier over sensitive areas of your teeth. It starts by providing relief from the first brush, and with every brush builds ongoing long lasting protection. Contains fluoride that strengthens teeth and prevents tooth decay. With twice daily brushing /span /p