Source:http://linkedlifedata.com/resource/umls/id/C1273644
NCI: A solid dosage form containing mixtures of acids (e.g., citric acid, tartaric acid) and sodium bicarbonate, which release carbon dioxide when dissolved in water; it is intended to be dissolved or dispersed in water before administration. (FDA),NCI: A tablet composed of active and/or inert ingredient(s), and a mixture of acids and sodium bicarbonate, which release carbon dioxide when dissolved in water.