? Drug Formulation and administration systems of gastric Retention, and Method for their Preparation using functionalized Calcium Carbonate? .

摘要

A formulation of Drug of gastric Retention Flotation immediate comprising at least one includes natural mineral Calcium Carbonate and / or Synthetic functionalized and at least a pharmaceutically Active Ingredient and at least one Agent formulationWhere such natural or Synthetic functionalized Calcium Carbonate is a product of the reaction of natural or Synthetic Calcium Carbonate with carbon dioxide and one or more acids, where carbon dioxide is formed in situ through the acid Treatment and / or was supplied from a External nte.