Gaviscon Advance Liquid Heartburn Relief Aniseed 300mlHealthy PlanetMedicines should not be disposed via household wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required.- Extra Strength 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 reli