Antacid Reg-Strength Chewable Tablets, Peppermint Flavor, 150 ct, QC90120 Quality Choice Sale! This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Compare to the Active Ingredients in Tums Regular Strength. Relieves heartburn, sour stomach, acid indigestion, and upset stomachs.