Amazon is offering an extra $5 off at checkout when you purchase three select health and personal care items. This Sensodyne Pronamel Multi-Action Enamel Toothpaste for Sensitive Teeth (4oz) is on sale for $5.72. Add three to cart to reach $17 - 5% off with Subscribe & Save (can cancel anytime) - $5 off at checkout = $11 with free shipping on $25+ or with Prime.