GNP Antacid Tablets, Extra Strength, Original Flavor - 100 count Sale! from 799 868 /per Qty. Add to Cart 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. Good Neighbor Pharmacy Antacid Tablets Extra Strength 100 Chewable tablets Original Flavor Compare to Gaviscon Qty available:90 Tweet