Oral phosphate ion adsorbent.

摘要

An oral phosphate ion-adsorbing agent containing as an effective component a boehmite-type aluminum hydroxide which is represented by the formula A l O(OH).nH2O wherein 0 </= n < 1 and which is about 0.2 to about 1.0 meq/g in the amount of active OH group present on the surface thereof and at least about 200 m<2>/g in the BET specific surface area.