Bisodol extra strong mint tablets provide symptomatic relief of heartburn indigestion and trapped wind pocket packgtbisodol extra strong mint tabletshas a triple antacid formula which neutralises excess stomach acids the three active ingredients sodium bicarbonate calcium carbonate and light magnesium carbonate help to treat pain such as heartburn trapped wind and indigestion the extra strong mint flavour makes them easy to use whilst also promoting fresh breathbisodol extra strong mint