Bell's Sodium Bicarbonate BPBell's Sodium Bicarbonate BP can be used as an antacid & for relief of indigestion. Directions Powder for oral use. Adults & children over 12 years: Take 1g to 5g dissolved in a glass of warm water. A level 5ml spoon holds about 5g. The dose may be taken every 4 to 6 hours. Children under 12 years: Not suitable. When dissolved in water, use within 30 minutes, if symptoms persist, consult your doctor. Active Ingredient Sodium Bicarbonate 100%. Cautions Do not use if you have congestive heart failure. If you are taking any prescribed medicines, consult your doctor before using this product. If you have heart, kidney or liver problems, or have high blood pressure, or you are pregnant, planning to become pregnant, or are breast-feeding, consult your doctor or pharmacist before use. This product contains 1.37g of sodium per 5g dose, which should be taken into consideration if you are on a sodium restricted diet. Prolonged use should be avoided as it may cause alkalosis (too much alkali in body fluids), especially in patients with impaired kidney function. Immediate medical advice should be sought in the event of an overdose.