Gaviscon works by forming a raft over stomach contents which helps to prevent the stomach contents including acid from flowing back up into the esophagus (food pipe), effectively relieving heartburn symptoms.Soothes in 3 minutesLasts up to 4 hours.Contains natural seaweed*Can be taken at bedtime & after mealsSuitable for adults & children over 12 yearsSuitable for use during pregnancy & breastfeeding.Do not refrigerateKeep all medicines safely away from childrenManufactured by Reckitt