The present invention relates to oral pharmaceutical products which are useful for binding phosphorus in ingesta, and inhibiting absorption of phosphorus from the gastrointestinal tract of subjects. A method for binding phosphorus in ingesta and inhibiting its absorption from the gastrointestinal tract is also provided. The pharmaceutical products and methods of the present invention are particularly useful in the treatment of hyperphosphatemia of chronic uremia and reducing serum phosphorus levels in patients requiring such therapy.