Gaviscon Double Action tablets provide fast and powerful relief from heartburn and acid indigestion. Neutralizes stomach acid and forms a protective barrier to relieve discomfort. Key Features Neutralizes stomach acid Forms protective barrier against heartburn Relieves acid reflux symptoms Mint flavor Fast and powerful relief Alginic acid, sodium alginate, sodium bicarbonate, calcium carbonate.Gaviscon: Trusted for effective relief from heartburn and indigestion.Chew thoroughly before swallowing. Take two to four tablets after meals and at bedtime up to four times a day.Do not take if allergic to any ingredients. Consult a doctor if you have significant kidney or heart disease or reduced gastric acid. Do not take within two hours of other oral medicines as it can interfere with their action.