PEPCID AC Maximum Strength Heartburn Relief Tablets in Icy Cool Mint Flavor offer long-lasting relief from heartburn symptoms and acid indigestion. Each acid reflux medicine tablet contains 20 mg of famotidine, a powerful acid reducer that helps you find quick heartburn relief and control acid all day or night. The icy cool mint flavor provides an instant cooling sensation, making this fast-acting over-the-counter heartburn relief medicine with famotidine easy and pleasant to take. Adults and children 12 and older should swallow one tablet with a glass of water; do not chew. Do not take more than two tablets in 24 hours.