Compositions comprising methanediphosphonic acids and ion-exchangers.

摘要

The invention relates to a novel advantageous oral administration form for methanediphosphonates, in particular the active substance disodium pamidronate. A preferred administration form contains: a) disodium 3-amino-1-hydroxypropane-1,1-diphosphonate (disodium pamidronate); b) cationic ion exchange resin based on a styrene/divinylbenzene copolymer with an exchangeable aminophosphonate group and, where appropriate c) further pharmaceutically acceptable ancillary substances. The ingredients can be processed to tablets, coated tablets, capsules etc.