Gaviscon® Extra Strength Chewable Foamtabs Fruit Blend. Begins working immediately. Provides day & night-time relief of heartburn, acid reflux and GERD (Gastro-Esophageal Reflux Disease) symptoms. Forms a protective foam barrier that blocks acid reflux for hours. Free from aluminium, lactose & gluten.120 Chewable Foamtabs®.Adults and adolescents ages 12 and over: chew 2-4 tablets up to 12 tablets daily.Children ages 6-11: chew 1-2 tablets up to 6 tablets daily.Doses should be separated by at least 2 hours. Take after meals and/or at bedtime, when symptoms occur or as directed by a doctor. Do not swallow whole.