Rennie Extra has a powerful long lasting formula that works in two ways to relieve the painful symptoms of heartburn in just 2 minutes.
First it quickly soothes the burning pain in the chest & then the alginic acid forms a long lasting protective barrier in the stomach to stop acid from rising up into your chest.
Each Chewable Tablet contains: Calcium Carbonate 625mg, Magnesium Carbonate 73.5mg, and Alginic Acid 150mgAlso contains Dextrates, Glucose, Sodium and Sucrose
Adults and children over 12 years: 2 tablets to be chewed preferably 1 hour after meals and before bedtime. For heartburn 2 tablets may be taken between these times. These doses may also be used during pregnancy and breast-feeding.Do not take more than 12 tablets in 24 hours. Prolonged use should be avoided. If symptoms persist after 7 days consult your doctor. Do not give to children under the age of 12.
