Treat your symptoms instantly with Gaviscon Double Action and get fast dual relief from heartburn and indigestion. Indications: -Bloating -Burning in chest -Difficulties in swallow Active Ingredients: 500mg Sodium alginate (per 10 ml) 213mg Sodium bicarbonate (per 10 ml) 325mg Calcium carbonate (per 10 ml) Gaviscon Double Action gets to work instantly in two different ways: Through its antacid component, it neutralises excess stomach acid to help relieve discomfort. Through the alginate (refined from seaweed), it forms a protective barrier over the stomach contents to soothe the burning sensation in your chest and prevent reflux. Gaviscon’s liquid formulation does not contain sugar or gluten, so you can take this product if you are pregnant or breast-feeding while enjoying dual relief from heartburn and indigestion.