Pharmaceutical compositions comprising methanediphosphonic acid

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...

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514784, 514788, 514946, A61K 3166

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active

052964752

ABSTRACT:
The invention relates to pharmaceutical compositions for peroral administration comprising (a) pharmaceutically useful methanediphosphonic acid derivatives, e.g. those of formula I ##STR1## wherein R.sub.1 and R.sub.2 are as defined in the specification, or pharmaceutically acceptable salts thereof, (b) specific macrocyclic polyethers and optionally (c) pharmaceutically acceptable adjuvants. The pharmaceutical compositions are prepared in a manner known per se. A method of treating hypercalcemia and osteolytic bone metastases with these compositions is also disclosed herein.

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