Gaviscon Advance Oral Suspension Peppermint 300ml - Extra Strenght Formula - Gaviscon Advance has double the concentration of sodium alginate of Gaviscon Original so that it forms a strong and resilient raft. This raft forms a protective barrier over the stomach contents to help soothe the burning sensation in your chest.- Gets to Work Instantly - Gaviscon Advance formulation gets to work in seconds to create a protective barrier that lasts up to 4 hours.- Suitable for Use in Pregnancy - Gaviscon products are suitable for use during pregnancy and whilst breastfeeding. Medicines can harm your unborn child, Always speak to doctor or pharmacist before using medicines in pregnancy.- 40 Years of Gaviscon - For over 40 years, Gaviscon has helped to provide millions of people with fast, effective heartburn and indigestion relief.Gaviscon Advance Oral Suspension brings fast, soothing and extra strenght relief for up to 4 hours from heartburn, indigestion and acid reflux. It gets to w