PREVENTIVE REMEDIAL THERAPEUTIC AGENT FOR PHOSPHORUS IMPAIRMENT, ORAL AGENT FOR ADSORBING PHOSPHATE ION CONTAINED IN FOOD, BEVERAGE AND CHEMICAL, AND PROCESS FOR PRODUCING THEM

摘要

The present invention provides agents for preventing, improving or treating phosphorus-related disorders and oral preparations; agents high in biosafety and phosphorus adsorptive power, which contain, as an active ingredient, ferric hydroxide as produced under such conditions that a ferrous species is present.