Blackmores Celloids Professional Sodium Phosphate Potassium Chloride Tablets is contains sodium phosphate and potassium chloride in a single tablet. One of the bodys important mechanisms for maintaining intracellular acid-base balance is the phosphate buffer system, in which sodium monohydrogen phosphate and sodium dihydrogen phosphate act as efficient buffers in acid and alkaline conditions respectively. Potassium and chloride are both essential for the production of gastric acid and consequently help to maintain healthy digestive function. When prescribed by a healthcare professional it is generally well tolerated at the recommended dose and may be prescribed for infants, children, pregnant and lactating women and the elderly. This bottle contains 84 tablets.