Gaviscon Advanced Is An Over-The-Counter Medication Used To Relieve Heartburn And Acid Reflux. It Contains A Combination Of Sodium Alginate, Sodium Bicarbonate, And Calcium Carbonate, Which Form A Protective Barrier On Top Of The Stomach Contents. This Barrier Helps Prevent Acid From Refluxing Into The Esophagus, Providing Relief From Heartburn, Indigestion, And Related Symptoms. The Peppermint Flavor Adds A Refreshing Taste To The Syrup. Active Ingredients: Sodium Alginate: Forms A Gel-Like Barrier That Helps Prevent Acid Reflux. Sodium Bicarbonate: Neutralizes Stomach Acid To Relieve Heartburn. Calcium Carbonate: Provides Additional Neutralization Of Stomach Acid. Side Effects: Mild Side Effects Include Bloating, Stomach Discomfort, Or Flatulence. Rare Side Effects May Include An Allergic Reaction, Marked By Rash, Itching, Or Difficulty Breathing. Excessive Use May Cause An Imbalance In Electrolytes Or Lead To Kidney Problems. Precautions: If You Are On A Low-Sodium Or Low-Calcium Diet, Consult Your Healthcare Provider Before Using This Product. Avoid Using This Product If You Have Kidney Disease Or Heart Issues Unless Directed By A Doctor. Not Suitable For Children Under 12 Years Unless Advised By A Doctor. Pregnant Or Breastfeeding Women Should Seek Medical Advice Before Using Gaviscon Advanced.