Stabilized steroidal suspension

摘要

A pharmaceutical aqueous suspension formulation for parenteral administration having substantially stabilized pH, comprising a biologically active compound and a pH controlling effective concentration of a polyvinylpyrrolidone compound. Preferably the biologically active compound is a steroidal compound, for instance, exemestane, medroxyprogesterone acetate or estradiol cypionate or a combination of medroxyprogesterone acetate and estradiol cypionate.